87255704 has 16 divisors (see below), whose sum is σ = 164310120. Its totient is φ = 43439680.

The previous prime is 87255697. The next prime is 87255709. The reversal of 87255704 is 40755278.

It is a super-2 number, since 2×87255704² = 15227115761071232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87255709) by changing a digit.

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, 21542 + ... + 25269.

Almost surely, 2^87255704 is an apocalyptic number.

It is an amenable number.

87255704 is a deficient number, since it is larger than the sum of its proper divisors (77054416).

87255704 is a wasteful number, since it uses less digits than its factorization.

87255704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47050 (or 47046 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 87255704 is about 9341.0761692644. The cubic root of 87255704 is about 443.5384511978.

The spelling of 87255704 in words is "eighty-seven million, two hundred fifty-five thousand, seven hundred four".