64322315 has 8 divisors (see below), whose sum is σ = 81249360. Its totient is φ = 48749472.

The previous prime is 64322299. The next prime is 64322327. The reversal of 64322315 is 51322346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64322315 - 2⁴ = 64322299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338444 + ... + 338633.

It is an arithmetic number, because the mean of its divisors is an integer number (10156170).

Almost surely, 2^64322315 is an apocalyptic number.

64322315 is a deficient number, since it is larger than the sum of its proper divisors (16927045).

64322315 is a wasteful number, since it uses less digits than its factorization.

64322315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677101.

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

The square root of 64322315 is about 8020.1193881388. The cubic root of 64322315 is about 400.6703654810.

The spelling of 64322315 in words is "sixty-four million, three hundred twenty-two thousand, three hundred fifteen".