23022772 has 12 divisors (see below), whose sum is σ = 40538176. Its totient is φ = 11440440.

The previous prime is 23022767. The next prime is 23022827. The reversal of 23022772 is 27722032.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17004 + ... + 18307.

Almost surely, 2^23022772 is an apocalyptic number.

It is an amenable number.

23022772 is a deficient number, since it is larger than the sum of its proper divisors (17515404).

23022772 is a wasteful number, since it uses less digits than its factorization.

23022772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35478 (or 35476 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 23022772 is about 4798.2050810694. The cubic root of 23022772 is about 284.4805228805.

The spelling of 23022772 in words is "twenty-three million, twenty-two thousand, seven hundred seventy-two".