64332474 has 16 divisors (see below), whose sum is σ = 128909280. Its totient is φ = 21403440.

The previous prime is 64332473. The next prime is 64332487. The reversal of 64332474 is 47423346.

It is not an unprimeable number, because it can be changed into a prime (64332473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6664 + ... + 13155.

It is an arithmetic number, because the mean of its divisors is an integer number (8056830).

Almost surely, 2^64332474 is an apocalyptic number.

64332474 is an abundant number, since it is smaller than the sum of its proper divisors (64576806).

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

64332474 is a wasteful number, since it uses less digits than its factorization.

64332474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20365.

The product of its digits is 48384, while the sum is 33.

The square root of 64332474 is about 8020.7527078199. The cubic root of 64332474 is about 400.6914581918.

The spelling of 64332474 in words is "sixty-four million, three hundred thirty-two thousand, four hundred seventy-four".