22425704 has 64 divisors (see below), whose sum is σ = 50265600. Its totient is φ = 9180864.

The previous prime is 22425701. The next prime is 22425709. The reversal of 22425704 is 40752422.

It is not an unprimeable number, because it can be changed into a prime (22425701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161267 + ... + 161405.

It is an arithmetic number, because the mean of its divisors is an integer number (785400).

Almost surely, 2^22425704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22425704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25132800).

22425704 is an abundant number, since it is smaller than the sum of its proper divisors (27839896).

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

22425704 is a wasteful number, since it uses less digits than its factorization.

22425704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 22425704 is about 4735.5785285433. The cubic root of 22425704 is about 281.9997317369. Note that the first 3 decimals are identical.

The spelling of 22425704 in words is "twenty-two million, four hundred twenty-five thousand, seven hundred four".