22374522 has 32 divisors (see below), whose sum is σ = 49900800. Its totient is φ = 7431264.

The previous prime is 22374509. The next prime is 22374551. The reversal of 22374522 is 22547322.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19254 + ... + 20382.

It is an arithmetic number, because the mean of its divisors is an integer number (1559400).

Almost surely, 2^22374522 is an apocalyptic number.

22374522 is an abundant number, since it is smaller than the sum of its proper divisors (27526278).

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

22374522 is a wasteful number, since it uses less digits than its factorization.

22374522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507 (or 1501 counting only the distinct ones).

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

The square root of 22374522 is about 4730.1714556663. The cubic root of 22374522 is about 281.7850330953.

It can be divided in two parts, 22 and 374522, that added together give a square (374544 = 612²).

The spelling of 22374522 in words is "twenty-two million, three hundred seventy-four thousand, five hundred twenty-two".