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1264230 = 2325111277
BaseRepresentation
bin100110100101001100110
32101020012100
410310221212
5310423410
643032530
713513542
oct4645146
92336170
101264230
11793920
1250b746
13353586
1424ca22
1519e8c0
hex134a66

1264230 has 48 divisors (see below), whose sum is σ = 3588624. Its totient is φ = 306240.

The previous prime is 1264213. The next prime is 1264231. The reversal of 1264230 is 324621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 352 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (74763).

21264230 is an apocalyptic number.

1264230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1264230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794312).

1264230 is an abundant number, since it is smaller than the sum of its proper divisors (2324394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1264230 is a wasteful number, since it uses less digits than its factorization.

1264230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1264230 is about 1124.3798290613. The cubic root of 1264230 is about 108.1289611744.

Adding to 1264230 its reverse (324621), we get a palindrome (1588851).

It can be divided in two parts, 126 and 4230, that added together give a square (4356 = 662).

The spelling of 1264230 in words is "one million, two hundred sixty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 1277 2554 3831 6385 7662 11493 12770 14047 19155 22986 28094 38310 42141 57465 70235 84282 114930 126423 140470 210705 252846 421410 632115 1264230