64023224 has 32 divisors (see below), whose sum is σ = 127526400. Its totient is φ = 30028800.

The previous prime is 64023203. The next prime is 64023229. The reversal of 64023224 is 42232046.

It is a super-2 number, since 2×64023224² = 8197946422708352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64023224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64023229) 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, 55049 + ... + 56199.

It is an arithmetic number, because the mean of its divisors is an integer number (3985200).

Almost surely, 2^64023224 is an apocalyptic number.

It is an amenable number.

64023224 is a deficient number, since it is larger than the sum of its proper divisors (63503176).

64023224 is a wasteful number, since it uses less digits than its factorization.

64023224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 64023224 is about 8001.4513683456. The cubic root of 64023224 is about 400.0483774821.

The spelling of 64023224 in words is "sixty-four million, twenty-three thousand, two hundred twenty-four".