87063536 has 20 divisors (see below), whose sum is σ = 192783792. Its totient is φ = 37312896.

The previous prime is 87063521. The next prime is 87063551. The reversal of 87063536 is 63536078.

It is an interprime number because it is at equal distance from previous prime (87063521) and next prime (87063551).

It is a self number, because there is not a number n which added to its sum of digits gives 87063536.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388565 + ... + 388788.

Almost surely, 2^87063536 is an apocalyptic number.

It is an amenable number.

87063536 is an abundant number, since it is smaller than the sum of its proper divisors (105720256).

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

87063536 is a wasteful number, since it uses less digits than its factorization.

87063536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777368 (or 777362 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 87063536 is about 9330.7843185876. The cubic root of 87063536 is about 443.2126022213.

The spelling of 87063536 in words is "eighty-seven million, sixty-three thousand, five hundred thirty-six".