64332152 has 32 divisors (see below), whose sum is σ = 123158880. Its totient is φ = 31497600.

The previous prime is 64332139. The next prime is 64332181. The reversal of 64332152 is 25123346.

It is a super-2 number, since 2×64332152² = 8277251561902208, which contains 22 as substring.

It is a congruent number.

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, 82838 + ... + 83610.

It is an arithmetic number, because the mean of its divisors is an integer number (3848715).

Almost surely, 2^64332152 is an apocalyptic number.

It is an amenable number.

64332152 is a deficient number, since it is larger than the sum of its proper divisors (58826728).

64332152 is a wasteful number, since it uses less digits than its factorization.

64332152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983 (or 979 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 64332152 is about 8020.7326348657. The cubic root of 64332152 is about 400.6907896707.

Adding to 64332152 its reverse (25123346), we get a palindrome (89455498).

The spelling of 64332152 in words is "sixty-four million, three hundred thirty-two thousand, one hundred fifty-two".