364646564 has 6 divisors (see below), whose sum is σ = 638131494. Its totient is φ = 182323280.

The previous prime is 364646509. The next prime is 364646573. The reversal of 364646564 is 465646463.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 256320100 + 108326464 = 16010^2 + 10408^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45580817 + ... + 45580824.

It is an arithmetic number, because the mean of its divisors is an integer number (106355249).

Almost surely, 2^364646564 is an apocalyptic number.

It is an amenable number.

364646564 is a deficient number, since it is larger than the sum of its proper divisors (273484930).

364646564 is a wasteful number, since it uses less digits than its factorization.

364646564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91161645 (or 91161643 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 44.

The square root of 364646564 is about 19095.7210913859. The cubic root of 364646564 is about 714.4262037031.

The spelling of 364646564 in words is "three hundred sixty-four million, six hundred forty-six thousand, five hundred sixty-four".