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4742472 = 233728229
BaseRepresentation
bin10010000101110101001000
322220221110010
4102011311020
52203224342
6245351520
755211310
oct22056510
98827403
104742472
11274a0a9
1217085a0
13ca07c7
148b6440
1563a29c
hex485d48

4742472 has 32 divisors (see below), whose sum is σ = 13550400. Its totient is φ = 1354944.

The previous prime is 4742471. The next prime is 4742483. The reversal of 4742472 is 2742474.

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 43 + 74 + 46 + 29 + 411 + 75 + 219 .

It is not an unprimeable number, because it can be changed into a prime (4742471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13947 + ... + 14282.

It is an arithmetic number, because the mean of its divisors is an integer number (423450).

Almost surely, 24742472 is an apocalyptic number.

4742472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4742472 is an abundant number, since it is smaller than the sum of its proper divisors (8807928).

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

4742472 is a wasteful number, since it uses less digits than its factorization.

4742472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28245 (or 28241 counting only the distinct ones).

The product of its digits is 12544, while the sum is 30.

The square root of 4742472 is about 2177.7217453109. The cubic root of 4742472 is about 168.0099200492.

The spelling of 4742472 in words is "four million, seven hundred forty-two thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 28229 56458 84687 112916 169374 197603 225832 338748 395206 592809 677496 790412 1185618 1580824 2371236 4742472