86957672 has 16 divisors (see below), whose sum is σ = 163543200. Its totient is φ = 43346160.

The previous prime is 86957671. The next prime is 86957677. The reversal of 86957672 is 27675968.

It is a self number, because there is not a number n which added to its sum of digits gives 86957672.

It is not an unprimeable number, because it can be changed into a prime (86957671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13772 + ... + 19067.

It is an arithmetic number, because the mean of its divisors is an integer number (10221450).

Almost surely, 2^86957672 is an apocalyptic number.

It is an amenable number.

86957672 is a deficient number, since it is larger than the sum of its proper divisors (76585528).

86957672 is a wasteful number, since it uses less digits than its factorization.

86957672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33176 (or 33172 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The square root of 86957672 is about 9325.1097580672. The cubic root of 86957672 is about 443.0328894455.

The spelling of 86957672 in words is "eighty-six million, nine hundred fifty-seven thousand, six hundred seventy-two".