64364576 has 12 divisors (see below), whose sum is σ = 126717822. Its totient is φ = 32182272.

The previous prime is 64364569. The next prime is 64364579. The reversal of 64364576 is 67546346.

It can be written as a sum of positive squares in only one way, i.e., 52940176 + 11424400 = 7276^2 + 3380^2 .

It is not an unprimeable number, because it can be changed into a prime (64364579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005665 + ... + 1005728.

Almost surely, 2^64364576 is an apocalyptic number.

It is an amenable number.

64364576 is a deficient number, since it is larger than the sum of its proper divisors (62353246).

64364576 is a wasteful number, since it uses less digits than its factorization.

64364576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011403 (or 2011395 counting only the distinct ones).

The product of its digits is 362880, while the sum is 41.

The square root of 64364576 is about 8022.7536419860. The cubic root of 64364576 is about 400.7580956531.

The spelling of 64364576 in words is "sixty-four million, three hundred sixty-four thousand, five hundred seventy-six".