64334768 has 10 divisors (see below), whose sum is σ = 124648644. Its totient is φ = 32167376.

The previous prime is 64334761. The next prime is 64334791. The reversal of 64334768 is 86743346.

It is a super-2 number, since 2×64334768² = 8277924747227648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (64334761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010446 + ... + 2010477.

Almost surely, 2^64334768 is an apocalyptic number.

It is an amenable number.

64334768 is a deficient number, since it is larger than the sum of its proper divisors (60313876).

64334768 is a wasteful number, since it uses less digits than its factorization.

64334768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020931 (or 4020925 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The square root of 64334768 is about 8020.8957105800. The cubic root of 64334768 is about 400.6962208217.

The spelling of 64334768 in words is "sixty-four million, three hundred thirty-four thousand, seven hundred sixty-eight".