64328022 has 24 divisors (see below), whose sum is σ = 152048520. Its totient is φ = 19493280.

The previous prime is 64328021. The next prime is 64328087. The reversal of 64328022 is 22082346.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64328021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162247 + ... + 162642.

It is an arithmetic number, because the mean of its divisors is an integer number (6335355).

Almost surely, 2^64328022 is an apocalyptic number.

64328022 is an abundant number, since it is smaller than the sum of its proper divisors (87720498).

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

64328022 is a wasteful number, since it uses less digits than its factorization.

64328022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324908 (or 324905 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 64328022 is about 8020.4751729558. The cubic root of 64328022 is about 400.6822149620.

The spelling of 64328022 in words is "sixty-four million, three hundred twenty-eight thousand, twenty-two".