64071392 has 48 divisors (see below), whose sum is σ = 157272192. Its totient is φ = 24961920.

The previous prime is 64071377. The next prime is 64071407. The reversal of 64071392 is 29317046.

64071392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64071377) and next prime (64071407).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10538 + ... + 15465.

It is an arithmetic number, because the mean of its divisors is an integer number (3276504).

Almost surely, 2^64071392 is an apocalyptic number.

It is an amenable number.

64071392 is an abundant number, since it is smaller than the sum of its proper divisors (93200800).

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

64071392 is a wasteful number, since it uses less digits than its factorization.

64071392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26031 (or 26023 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 64071392 is about 8004.4607563533. The cubic root of 64071392 is about 400.1486780636.

The spelling of 64071392 in words is "sixty-four million, seventy-one thousand, three hundred ninety-two".