64831496 has 64 divisors (see below), whose sum is σ = 133660800. Its totient is φ = 29376000.

The previous prime is 64831483. The next prime is 64831499. The reversal of 64831496 is 69413846.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (64831499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629381 + ... + 629483.

It is an arithmetic number, because the mean of its divisors is an integer number (2088450).

Almost surely, 2^64831496 is an apocalyptic number.

It is an amenable number.

64831496 is an abundant number, since it is smaller than the sum of its proper divisors (68829304).

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

64831496 is a wasteful number, since it uses less digits than its factorization.

64831496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 266 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 64831496 is about 8051.8007923694. The cubic root of 64831496 is about 401.7248350033.

The spelling of 64831496 in words is "sixty-four million, eight hundred thirty-one thousand, four hundred ninety-six".