64616068 has 12 divisors (see below), whose sum is σ = 123358032. Its totient is φ = 29370920.

The previous prime is 64616029. The next prime is 64616087. The reversal of 64616068 is 86061646.

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, 734230 + ... + 734317.

It is an arithmetic number, because the mean of its divisors is an integer number (10279836).

Almost surely, 2^64616068 is an apocalyptic number.

It is an amenable number.

64616068 is a deficient number, since it is larger than the sum of its proper divisors (58741964).

64616068 is a wasteful number, since it uses less digits than its factorization.

64616068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468562 (or 1468560 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 64616068 is about 8038.4120322362. The cubic root of 64616068 is about 401.2793786132.

The spelling of 64616068 in words is "sixty-four million, six hundred sixteen thousand, sixty-eight".