64332684 has 48 divisors (see below), whose sum is σ = 179622240. Its totient is φ = 19794240.

The previous prime is 64332673. The next prime is 64332691. The reversal of 64332684 is 48623346.

It is a happy number.

64332684 is a `hidden beast` number, since 643 + 3 + 2 + 6 + 8 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21507 + ... + 24314.

It is an arithmetic number, because the mean of its divisors is an integer number (3742130).

Almost surely, 2^64332684 is an apocalyptic number.

It is an amenable number.

64332684 is an abundant number, since it is smaller than the sum of its proper divisors (115289556).

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

64332684 is a wasteful number, since it uses less digits than its factorization.

64332684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45847 (or 45839 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 64332684 is about 8020.7657988499. The cubic root of 64332684 is about 400.6918941827.

The spelling of 64332684 in words is "sixty-four million, three hundred thirty-two thousand, six hundred eighty-four".