86257996 has 36 divisors (see below), whose sum is σ = 171304000. Its totient is φ = 37936800.

The previous prime is 86257993. The next prime is 86258023. The reversal of 86257996 is 69975268.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (86257993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12130 + ... + 17878.

Almost surely, 2^86257996 is an apocalyptic number.

It is an amenable number.

86257996 is a deficient number, since it is larger than the sum of its proper divisors (85046004).

86257996 is a wasteful number, since it uses less digits than its factorization.

86257996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5806 (or 5793 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The square root of 86257996 is about 9287.5182906953. The cubic root of 86257996 is about 441.8414492444.

The spelling of 86257996 in words is "eighty-six million, two hundred fifty-seven thousand, nine hundred ninety-six".