22375500 has 96 divisors (see below), whose sum is σ = 74500608. Its totient is φ = 5112000.

The previous prime is 22375489. The next prime is 22375541. The reversal of 22375500 is 557322.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9435 + ... + 11565.

It is an arithmetic number, because the mean of its divisors is an integer number (776048).

Almost surely, 2^22375500 is an apocalyptic number.

22375500 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 22375500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37250304).

22375500 is an abundant number, since it is smaller than the sum of its proper divisors (52125108).

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

22375500 is a wasteful number, since it uses less digits than its factorization.

22375500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160 (or 2148 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 22375500 is about 4730.2748334531. The cubic root of 22375500 is about 281.7891386839.

The spelling of 22375500 in words is "twenty-two million, three hundred seventy-five thousand, five hundred".