64368574 has 16 divisors (see below), whose sum is σ = 100342800. Its totient is φ = 30931264.

The previous prime is 64368571. The next prime is 64368589. The reversal of 64368574 is 47586346.

It is a self number, because there is not a number n which added to its sum of digits gives 64368574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64368571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10722 + ... + 15610.

It is an arithmetic number, because the mean of its divisors is an integer number (6271425).

Almost surely, 2^64368574 is an apocalyptic number.

64368574 is a deficient number, since it is larger than the sum of its proper divisors (35974226).

64368574 is a wasteful number, since it uses less digits than its factorization.

64368574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147.

The product of its digits is 483840, while the sum is 43.

The square root of 64368574 is about 8023.0028044368. The cubic root of 64368574 is about 400.7663931660.

The spelling of 64368574 in words is "sixty-four million, three hundred sixty-eight thousand, five hundred seventy-four".