64326944 has 24 divisors (see below), whose sum is σ = 138157488. Its totient is φ = 29239360.

The previous prime is 64326877. The next prime is 64326947. The reversal of 64326944 is 44962346.

It is a junction number, because it is equal to n+sod(n) for n = 64326898 and 64326907.

It is not an unprimeable number, because it can be changed into a prime (64326947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91022 + ... + 91725.

It is an arithmetic number, because the mean of its divisors is an integer number (5756562).

Almost surely, 2^64326944 is an apocalyptic number.

It is an amenable number.

64326944 is an abundant number, since it is smaller than the sum of its proper divisors (73830544).

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

64326944 is a wasteful number, since it uses less digits than its factorization.

64326944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182768 (or 182760 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 64326944 is about 8020.4079696734. The cubic root of 64326944 is about 400.6799767574.

The spelling of 64326944 in words is "sixty-four million, three hundred twenty-six thousand, nine hundred forty-four".