64116404 has 24 divisors (see below), whose sum is σ = 122689728. Its totient is φ = 29075840.

The previous prime is 64116383. The next prime is 64116427. The reversal of 64116404 is 40461146.

It is a super-2 number, since 2×64116404² = 8221826523782432, which contains 22 as substring.

It is a congruent 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, 20684 + ... + 23580.

It is an arithmetic number, because the mean of its divisors is an integer number (5112072).

Almost surely, 2^64116404 is an apocalyptic number.

It is an amenable number.

64116404 is a deficient number, since it is larger than the sum of its proper divisors (58573324).

64116404 is a wasteful number, since it uses less digits than its factorization.

64116404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415 (or 3413 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 64116404 is about 8007.2719449261. The cubic root of 64116404 is about 400.2423614560.

The spelling of 64116404 in words is "sixty-four million, one hundred sixteen thousand, four hundred four".