22924320 has 96 divisors (see below), whose sum is σ = 72902592. Its totient is φ = 6054912.

The previous prime is 22924309. The next prime is 22924327. The reversal of 22924320 is 2342922.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22924327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78094 + ... + 78386.

It is an arithmetic number, because the mean of its divisors is an integer number (759402).

Almost surely, 2^22924320 is an apocalyptic number.

22924320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22924320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36451296).

22924320 is an abundant number, since it is smaller than the sum of its proper divisors (49978272).

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

22924320 is a wasteful number, since it uses less digits than its factorization.

22924320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 22924320 is about 4787.9348366493. The cubic root of 22924320 is about 284.0744366148.

The spelling of 22924320 in words is "twenty-two million, nine hundred twenty-four thousand, three hundred twenty".