64740076 has 12 divisors (see below), whose sum is σ = 113375808. Its totient is φ = 32346992.

The previous prime is 64740037. The next prime is 64740119. The reversal of 64740076 is 67004746.

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, 1605 + ... + 11491.

It is an arithmetic number, because the mean of its divisors is an integer number (9447984).

Almost surely, 2^64740076 is an apocalyptic number.

It is an amenable number.

64740076 is a deficient number, since it is larger than the sum of its proper divisors (48635732).

64740076 is a wasteful number, since it uses less digits than its factorization.

64740076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11528 (or 11526 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 64740076 is about 8046.1217987301. The cubic root of 64740076 is about 401.5359198271.

The spelling of 64740076 in words is "sixty-four million, seven hundred forty thousand, seventy-six".