64317416 has 8 divisors (see below), whose sum is σ = 120595170. Its totient is φ = 32158704.

The previous prime is 64317403. The next prime is 64317419. The reversal of 64317416 is 61471346.

It can be written as a sum of positive squares in only one way, i.e., 53728900 + 10588516 = 7330^2 + 3254^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (64317419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4019831 + ... + 4019846.

Almost surely, 2^64317416 is an apocalyptic number.

It is an amenable number.

64317416 is a deficient number, since it is larger than the sum of its proper divisors (56277754).

64317416 is a wasteful number, since it uses less digits than its factorization.

64317416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8039683 (or 8039679 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 64317416 is about 8019.8139629296. The cubic root of 64317416 is about 400.6601930965.

The spelling of 64317416 in words is "sixty-four million, three hundred seventeen thousand, four hundred sixteen".