64381795 has 8 divisors (see below), whose sum is σ = 77345424. Its totient is φ = 51447264.

The previous prime is 64381789. The next prime is 64381819. The reversal of 64381795 is 59718346.

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 64381795 - 2³ = 64381787 is a prime.

It is a Duffinian number.

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, 2064 + ... + 11533.

It is an arithmetic number, because the mean of its divisors is an integer number (9668178).

Almost surely, 2^64381795 is an apocalyptic number.

64381795 is a deficient number, since it is larger than the sum of its proper divisors (12963629).

64381795 is a wasteful number, since it uses less digits than its factorization.

64381795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14549.

The product of its digits is 181440, while the sum is 43.

The square root of 64381795 is about 8023.8267055065. The cubic root of 64381795 is about 400.7938297935.

The spelling of 64381795 in words is "sixty-four million, three hundred eighty-one thousand, seven hundred ninety-five".