87756272 has 10 divisors (see below), whose sum is σ = 170027808. Its totient is φ = 43878128.

The previous prime is 87756241. The next prime is 87756283. The reversal of 87756272 is 27265778.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2742368 + ... + 2742399.

Almost surely, 2^87756272 is an apocalyptic number.

It is an amenable number.

87756272 is a deficient number, since it is larger than the sum of its proper divisors (82271536).

87756272 is a wasteful number, since it uses less digits than its factorization.

87756272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5484775 (or 5484769 counting only the distinct ones).

The product of its digits is 329280, while the sum is 44.

The square root of 87756272 is about 9367.8317662093. The cubic root of 87756272 is about 444.3849973452.

The spelling of 87756272 in words is "eighty-seven million, seven hundred fifty-six thousand, two hundred seventy-two".