22572074 has 16 divisors (see below), whose sum is σ = 39330816. Its totient is φ = 9514800.

The previous prime is 22572041. The next prime is 22572113. The reversal of 22572074 is 47027522.

It is a super-2 number, since 2×22572074² = 1018997049322952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12362 + ... + 14069.

It is an arithmetic number, because the mean of its divisors is an integer number (2458176).

Almost surely, 2^22572074 is an apocalyptic number.

22572074 is a deficient number, since it is larger than the sum of its proper divisors (16758742).

22572074 is a wasteful number, since it uses less digits than its factorization.

22572074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26501.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 22572074 is about 4751.0076825869. The cubic root of 22572074 is about 282.6119283939.

Adding to 22572074 its reverse (47027522), we get a palindrome (69599596).

The spelling of 22572074 in words is "twenty-two million, five hundred seventy-two thousand, seventy-four".