64322592 has 48 divisors (see below), whose sum is σ = 171243072. Its totient is φ = 21136640.

The previous prime is 64322591. The next prime is 64322603. The reversal of 64322592 is 29522346.

64322592 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (64322591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2098 + ... + 11534.

It is an arithmetic number, because the mean of its divisors is an integer number (3567564).

Almost surely, 2^64322592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64322592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85621536).

64322592 is an abundant number, since it is smaller than the sum of its proper divisors (106920480).

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

64322592 is a wasteful number, since it uses less digits than its factorization.

64322592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9521 (or 9513 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 64322592 is about 8020.1366571898. The cubic root of 64322592 is about 400.6709406341.

The spelling of 64322592 in words is "sixty-four million, three hundred twenty-two thousand, five hundred ninety-two".