64762368 has 80 divisors (see below), whose sum is σ = 188264736. Its totient is φ = 19619840.

The previous prime is 64762349. The next prime is 64762391. The reversal of 64762368 is 86326746.

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, 14980 + ... + 18812.

Almost surely, 2^64762368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64762368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94132368).

64762368 is an abundant number, since it is smaller than the sum of its proper divisors (123502368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64762368 is a wasteful number, since it uses less digits than its factorization.

64762368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865 (or 3849 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 64762368 is about 8047.5069431471. The cubic root of 64762368 is about 401.5820015955.

The spelling of 64762368 in words is "sixty-four million, seven hundred sixty-two thousand, three hundred sixty-eight".