86625544 has 16 divisors (see below), whose sum is σ = 169485120. Its totient is φ = 41429520.

The previous prime is 86625533. The next prime is 86625571. The reversal of 86625544 is 44552668.

It is a junction number, because it is equal to n+sod(n) for n = 86625497 and 86625506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235212 + ... + 235579.

It is an arithmetic number, because the mean of its divisors is an integer number (10592820).

Almost surely, 2^86625544 is an apocalyptic number.

It is an amenable number.

86625544 is a deficient number, since it is larger than the sum of its proper divisors (82859576).

86625544 is a wasteful number, since it uses less digits than its factorization.

86625544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470820 (or 470816 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The square root of 86625544 is about 9307.2844589601. The cubic root of 86625544 is about 442.4681267008.

The spelling of 86625544 in words is "eighty-six million, six hundred twenty-five thousand, five hundred forty-four".