86634552 has 16 divisors (see below), whose sum is σ = 216586440. Its totient is φ = 28878176.

The previous prime is 86634539. The next prime is 86634557. The reversal of 86634552 is 25543668.

It is a self number, because there is not a number n which added to its sum of digits gives 86634552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86634557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1804863 + ... + 1804910.

Almost surely, 2^86634552 is an apocalyptic number.

It is an amenable number.

86634552 is an abundant number, since it is smaller than the sum of its proper divisors (129951888).

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

86634552 is a wasteful number, since it uses less digits than its factorization.

86634552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609782 (or 3609778 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 86634552 is about 9307.7683684114. The cubic root of 86634552 is about 442.4834632653.

The spelling of 86634552 in words is "eighty-six million, six hundred thirty-four thousand, five hundred fifty-two".