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8752068 = 22321318701
BaseRepresentation
bin100001011000…
…101111000100
3121110122120200
4201120233010
54220031233
6511330500
7134251143
oct41305704
917418520
108752068
114a38616
122b20a30
131a75850
14123b75a
15b7d313
hex858bc4

8752068 has 36 divisors (see below), whose sum is σ = 23826348. Its totient is φ = 2692800.

The previous prime is 8752067. The next prime is 8752123. The reversal of 8752068 is 8602578.

It can be written as a sum of positive squares in 2 ways, for example, as 1397124 + 7354944 = 1182^2 + 2712^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (8752063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8883 + ... + 9818.

It is an arithmetic number, because the mean of its divisors is an integer number (661843).

Almost surely, 28752068 is an apocalyptic number.

It is an amenable number.

8752068 is an abundant number, since it is smaller than the sum of its proper divisors (15074280).

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

8752068 is a wasteful number, since it uses less digits than its factorization.

8752068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18724 (or 18719 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 8752068 is about 2958.3894266982. The cubic root of 8752068 is about 206.0804976507.

The spelling of 8752068 in words is "eight million, seven hundred fifty-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 18701 37402 56103 74804 112206 168309 224412 243113 336618 486226 673236 729339 972452 1458678 2188017 2917356 4376034 8752068