66375932 has 12 divisors (see below), whose sum is σ = 132751920. Its totient is φ = 28446816.

The previous prime is 66375931. The next prime is 66375937. The reversal of 66375932 is 23957366.

66375932 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 66375932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66375931) 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, 1185257 + ... + 1185312.

It is an arithmetic number, because the mean of its divisors is an integer number (11062660).

Almost surely, 2^66375932 is an apocalyptic number.

It is an amenable number.

66375932 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66375932 is a wasteful number, since it uses less digits than its factorization.

66375932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370580 (or 2370578 counting only the distinct ones).

The product of its digits is 204120, while the sum is 41.

The square root of 66375932 is about 8147.1425665690. The cubic root of 66375932 is about 404.8898384527.

The spelling of 66375932 in words is "sixty-six million, three hundred seventy-five thousand, nine hundred thirty-two".