64082992 has 20 divisors (see below), whose sum is σ = 124288920. Its totient is φ = 32008448.

The previous prime is 64082981. The next prime is 64082999. The reversal of 64082992 is 29928046.

It is not an unprimeable number, because it can be changed into a prime (64082999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23559 + ... + 26137.

It is an arithmetic number, because the mean of its divisors is an integer number (6214446).

Almost surely, 2^64082992 is an apocalyptic number.

It is an amenable number.

64082992 is a deficient number, since it is larger than the sum of its proper divisors (60205928).

64082992 is a wasteful number, since it uses less digits than its factorization.

64082992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 64082992 is about 8005.1853195288. The cubic root of 64082992 is about 400.1728253178.

The spelling of 64082992 in words is "sixty-four million, eighty-two thousand, nine hundred ninety-two".