86393756 has 6 divisors (see below), whose sum is σ = 151189080. Its totient is φ = 43196876.

The previous prime is 86393743. The next prime is 86393761. The reversal of 86393756 is 65739368.

It is a self number, because there is not a number n which added to its sum of digits gives 86393756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10799216 + ... + 10799223.

It is an arithmetic number, because the mean of its divisors is an integer number (25198180).

Almost surely, 2^86393756 is an apocalyptic number.

It is an amenable number.

86393756 is a deficient number, since it is larger than the sum of its proper divisors (64795324).

86393756 is a wasteful number, since it uses less digits than its factorization.

86393756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21598443 (or 21598441 counting only the distinct ones).

The product of its digits is 816480, while the sum is 47.

The square root of 86393756 is about 9294.8241511069. The cubic root of 86393756 is about 442.0731300003.

The spelling of 86393756 in words is "eighty-six million, three hundred ninety-three thousand, seven hundred fifty-six".