64929104 has 20 divisors (see below), whose sum is σ = 126057780. Its totient is φ = 32398080.

The previous prime is 64929089. The next prime is 64929121. The reversal of 64929104 is 40192946.

It can be written as a sum of positive squares in 2 ways, for example, as 28302400 + 36626704 = 5320^2 + 6052^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4442 + ... + 12230.

It is an arithmetic number, because the mean of its divisors is an integer number (6302889).

Almost surely, 2^64929104 is an apocalyptic number.

It is an amenable number.

64929104 is a deficient number, since it is larger than the sum of its proper divisors (61128676).

64929104 is a wasteful number, since it uses less digits than its factorization.

64929104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8318 (or 8312 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 64929104 is about 8057.8597654712. The cubic root of 64929104 is about 401.9263414626.

The spelling of 64929104 in words is "sixty-four million, nine hundred twenty-nine thousand, one hundred four".