64316575 has 6 divisors (see below), whose sum is σ = 79752584. Its totient is φ = 51453240.

The previous prime is 64316531. The next prime is 64316587. The reversal of 64316575 is 57561346.

It is not a de Polignac number, because 64316575 - 2¹³ = 64308383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1286307 + ... + 1286356.

Almost surely, 2^64316575 is an apocalyptic number.

64316575 is a deficient number, since it is larger than the sum of its proper divisors (15436009).

64316575 is a wasteful number, since it uses less digits than its factorization.

64316575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572673 (or 2572668 counting only the distinct ones).

The product of its digits is 75600, while the sum is 37.

The square root of 64316575 is about 8019.7615301205. The cubic root of 64316575 is about 400.6584467749.

The spelling of 64316575 in words is "sixty-four million, three hundred sixteen thousand, five hundred seventy-five".