86321504 has 12 divisors (see below), whose sum is σ = 169945524. Its totient is φ = 43160736.

The previous prime is 86321479. The next prime is 86321513. The reversal of 86321504 is 40512368.

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, 1348742 + ... + 1348805.

It is an arithmetic number, because the mean of its divisors is an integer number (14162127).

Almost surely, 2^86321504 is an apocalyptic number.

It is an amenable number.

86321504 is a deficient number, since it is larger than the sum of its proper divisors (83624020).

86321504 is a wasteful number, since it uses less digits than its factorization.

86321504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697557 (or 2697549 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 86321504 is about 9290.9366589166. The cubic root of 86321504 is about 441.9498588385.

The spelling of 86321504 in words is "eighty-six million, three hundred twenty-one thousand, five hundred four".