87700522 has 48 divisors (see below), whose sum is σ = 164858112. Its totient is φ = 34257600.

The previous prime is 87700499. The next prime is 87700537. The reversal of 87700522 is 22500778.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238783 + ... + 239149.

It is an arithmetic number, because the mean of its divisors is an integer number (3434544).

Almost surely, 2^87700522 is an apocalyptic number.

87700522 is a deficient number, since it is larger than the sum of its proper divisors (77157590).

87700522 is a wasteful number, since it uses less digits than its factorization.

87700522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 87700522 is about 9364.8556849532. The cubic root of 87700522 is about 444.2908741138.

The spelling of 87700522 in words is "eighty-seven million, seven hundred thousand, five hundred twenty-two".