64968794 has 16 divisors (see below), whose sum is σ = 108116640. Its totient is φ = 29030160.

The previous prime is 64968791. The next prime is 64968797. The reversal of 64968794 is 49786946.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (64968791) and next prime (64968797).

It is not an unprimeable number, because it can be changed into a prime (64968791) 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, 23729 + ... + 26324.

It is an arithmetic number, because the mean of its divisors is an integer number (6757290).

Almost surely, 2^64968794 is an apocalyptic number.

64968794 is a deficient number, since it is larger than the sum of its proper divisors (43147846).

64968794 is a wasteful number, since it uses less digits than its factorization.

64968794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50125.

The product of its digits is 2612736, while the sum is 53.

The square root of 64968794 is about 8060.3222019966. The cubic root of 64968794 is about 402.0082215755.

The spelling of 64968794 in words is "sixty-four million, nine hundred sixty-eight thousand, seven hundred ninety-four".