22572038 has 32 divisors (see below), whose sum is σ = 36940800. Its totient is φ = 10310976.

The previous prime is 22572037. The next prime is 22572041. The reversal of 22572038 is 83027522.

It is a self number, because there is not a number n which added to its sum of digits gives 22572038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22572031) 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, 219095 + ... + 219197.

It is an arithmetic number, because the mean of its divisors is an integer number (1154400).

Almost surely, 2^22572038 is an apocalyptic number.

22572038 is a deficient number, since it is larger than the sum of its proper divisors (14368762).

22572038 is a wasteful number, since it uses less digits than its factorization.

22572038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 22572038 is about 4751.0038939155. The cubic root of 22572038 is about 282.6117781487.

The spelling of 22572038 in words is "twenty-two million, five hundred seventy-two thousand, thirty-eight".