22332725 has 12 divisors (see below), whose sum is σ = 27810720. Its totient is φ = 17790000.

The previous prime is 22332721. The next prime is 22332731. The reversal of 22332725 is 52723322.

It is not a de Polignac number, because 22332725 - 2² = 22332721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22332694 and 22332703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22332721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4496 + ... + 8054.

It is an arithmetic number, because the mean of its divisors is an integer number (2317560).

Almost surely, 2^22332725 is an apocalyptic number.

22332725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22332725 is a deficient number, since it is larger than the sum of its proper divisors (5477995).

22332725 is a wasteful number, since it uses less digits than its factorization.

22332725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3820 (or 3815 counting only the distinct ones).

The product of its digits is 5040, while the sum is 26.

The square root of 22332725 is about 4725.7512630269. The cubic root of 22332725 is about 281.6094597279.

The spelling of 22332725 in words is "twenty-two million, three hundred thirty-two thousand, seven hundred twenty-five".