22725342 has 12 divisors (see below), whose sum is σ = 49238280. Its totient is φ = 7575108.

The previous prime is 22725341. The next prime is 22725359. The reversal of 22725342 is 24352722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22725341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631242 + ... + 631277.

It is an arithmetic number, because the mean of its divisors is an integer number (4103190).

Almost surely, 2^22725342 is an apocalyptic number.

22725342 is an abundant number, since it is smaller than the sum of its proper divisors (26512938).

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

22725342 is a wasteful number, since it uses less digits than its factorization.

22725342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262527 (or 1262524 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 22725342 is about 4767.1104455425. The cubic root of 22725342 is about 283.2501461283.

The spelling of 22725342 in words is "twenty-two million, seven hundred twenty-five thousand, three hundred forty-two".