86491464 has 32 divisors (see below), whose sum is σ = 217170720. Its totient is φ = 28704896.

The previous prime is 86491423. The next prime is 86491481. The reversal of 86491464 is 46419468.

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 7 ways as a sum of consecutive naturals, for example, 2142 + ... + 13325.

It is an arithmetic number, because the mean of its divisors is an integer number (6786585).

Almost surely, 2^86491464 is an apocalyptic number.

It is an amenable number.

86491464 is an abundant number, since it is smaller than the sum of its proper divisors (130679256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86491464 is a wasteful number, since it uses less digits than its factorization.

86491464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15709 (or 15705 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 86491464 is about 9300.0787093443. The cubic root of 86491464 is about 442.2397230892.

The spelling of 86491464 in words is "eighty-six million, four hundred ninety-one thousand, four hundred sixty-four".