66304052 has 24 divisors (see below), whose sum is σ = 120318912. Its totient is φ = 31947200.

The previous prime is 66304039. The next prime is 66304057. The reversal of 66304052 is 25040366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66304057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11177 + ... + 16047.

It is an arithmetic number, because the mean of its divisors is an integer number (5013288).

Almost surely, 2^66304052 is an apocalyptic number.

It is an amenable number.

66304052 is a deficient number, since it is larger than the sum of its proper divisors (54014860).

66304052 is a wasteful number, since it uses less digits than its factorization.

66304052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4999 (or 4997 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 66304052 is about 8142.7300090326. The cubic root of 66304052 is about 404.7436308709.

The spelling of 66304052 in words is "sixty-six million, three hundred four thousand, fifty-two".