88628634 has 32 divisors (see below), whose sum is σ = 201761280. Its totient is φ = 28821600.

The previous prime is 88628587. The next prime is 88628647. The reversal of 88628634 is 43682688.

It is a happy number.

88628634 is a `hidden beast` number, since 8 + 8 + 6 + 2 + 8 + 634 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 88628634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17802 + ... + 22229.

It is an arithmetic number, because the mean of its divisors is an integer number (6305040).

Almost surely, 2^88628634 is an apocalyptic number.

88628634 is an abundant number, since it is smaller than the sum of its proper divisors (113132646).

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

88628634 is a wasteful number, since it uses less digits than its factorization.

88628634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40083 (or 40077 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The square root of 88628634 is about 9414.2781985663. The cubic root of 88628634 is about 445.8526496148.

The spelling of 88628634 in words is "eighty-eight million, six hundred twenty-eight thousand, six hundred thirty-four".