22474318 has 32 divisors (see below), whose sum is σ = 36465408. Its totient is φ = 10368000.

The previous prime is 22474307. The next prime is 22474343. The reversal of 22474318 is 81347422.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a self number, because there is not a number n which added to its sum of digits gives 22474318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222468 + ... + 222568.

It is an arithmetic number, because the mean of its divisors is an integer number (1139544).

Almost surely, 2^22474318 is an apocalyptic number.

22474318 is a deficient number, since it is larger than the sum of its proper divisors (13991090).

22474318 is a wasteful number, since it uses less digits than its factorization.

22474318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268.

The product of its digits is 10752, while the sum is 31.

The square root of 22474318 is about 4740.7085968239. The cubic root of 22474318 is about 282.2033558274.

The spelling of 22474318 in words is "twenty-two million, four hundred seventy-four thousand, three hundred eighteen".