87633688 has 16 divisors (see below), whose sum is σ = 164413080. Its totient is φ = 43790208.

The previous prime is 87633671. The next prime is 87633697. The reversal of 87633688 is 88633678.

It is a happy number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 21856 + ... + 25552.

Almost surely, 2^87633688 is an apocalyptic number.

It is an amenable number.

87633688 is a deficient number, since it is larger than the sum of its proper divisors (76779392).

87633688 is a wasteful number, since it uses less digits than its factorization.

87633688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666 (or 6662 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 87633688 is about 9361.2866637017. The cubic root of 87633688 is about 444.1779850769.

The spelling of 87633688 in words is "eighty-seven million, six hundred thirty-three thousand, six hundred eighty-eight".