64601315 has 8 divisors (see below), whose sum is σ = 77583840. Its totient is φ = 51639552.

The previous prime is 64601287. The next prime is 64601323. The reversal of 64601315 is 51310646.

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 64601315 - 2⁸ = 64601059 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2771 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (9697980).

Almost surely, 2^64601315 is an apocalyptic number.

64601315 is a deficient number, since it is larger than the sum of its proper divisors (12982525).

64601315 is a wasteful number, since it uses less digits than its factorization.

64601315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10381.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 64601315 is about 8037.4943234817. The cubic root of 64601315 is about 401.2488365439.

The spelling of 64601315 in words is "sixty-four million, six hundred one thousand, three hundred fifteen".