64074188 has 12 divisors (see below), whose sum is σ = 112596792. Its totient is φ = 31903680.

The previous prime is 64074187. The next prime is 64074203. The reversal of 64074188 is 88147046.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (64074187) 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, 32270 + ... + 34197.

It is an arithmetic number, because the mean of its divisors is an integer number (9383066).

Almost surely, 2^64074188 is an apocalyptic number.

It is an amenable number.

64074188 is a deficient number, since it is larger than the sum of its proper divisors (48522604).

64074188 is a wasteful number, since it uses less digits than its factorization.

64074188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66712 (or 66710 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 64074188 is about 8004.6354070626. The cubic root of 64074188 is about 400.1544986511.

The spelling of 64074188 in words is "sixty-four million, seventy-four thousand, one hundred eighty-eight".