22998624 has 96 divisors (see below), whose sum is σ = 68221440. Its totient is φ = 6720000.

The previous prime is 22998611. The next prime is 22998631. The reversal of 22998624 is 42689922.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30249 + ... + 30999.

It is an arithmetic number, because the mean of its divisors is an integer number (710640).

Almost surely, 2^22998624 is an apocalyptic number.

22998624 is a gapful number since it is divisible by the number (24) 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 22998624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34110720).

22998624 is an abundant number, since it is smaller than the sum of its proper divisors (45222816).

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

22998624 is a wasteful number, since it uses less digits than its factorization.

22998624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 796 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 22998624 is about 4795.6880632502. The cubic root of 22998624 is about 284.3810266243.

The spelling of 22998624 in words is "twenty-two million, nine hundred ninety-eight thousand, six hundred twenty-four".