64475374 has 8 divisors (see below), whose sum is σ = 97099128. Its totient is φ = 32109000.

The previous prime is 64475357. The next prime is 64475431. The reversal of 64475374 is 47357446.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 63717 + ... + 64720.

It is an arithmetic number, because the mean of its divisors is an integer number (12137391).

Almost surely, 2^64475374 is an apocalyptic number.

64475374 is a deficient number, since it is larger than the sum of its proper divisors (32623754).

64475374 is a wasteful number, since it uses less digits than its factorization.

64475374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128690.

The product of its digits is 282240, while the sum is 40.

The square root of 64475374 is about 8029.6559079452. The cubic root of 64475374 is about 400.9879205239.

The spelling of 64475374 in words is "sixty-four million, four hundred seventy-five thousand, three hundred seventy-four".