64183942 has 24 divisors (see below), whose sum is σ = 104579208. Its totient is φ = 29441280.

The previous prime is 64183927. The next prime is 64183943. The reversal of 64183942 is 24938146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64183943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56593 + ... + 57715.

It is an arithmetic number, because the mean of its divisors is an integer number (4357467).

Almost surely, 2^64183942 is an apocalyptic number.

64183942 is a deficient number, since it is larger than the sum of its proper divisors (40395266).

64183942 is a wasteful number, since it uses less digits than its factorization.

64183942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224 (or 1183 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 64183942 is about 8011.4881264344. The cubic root of 64183942 is about 400.3828459555.

The spelling of 64183942 in words is "sixty-four million, one hundred eighty-three thousand, nine hundred forty-two".