22790474 has 16 divisors (see below), whose sum is σ = 39132288. Its totient is φ = 9751632.

The previous prime is 22790357. The next prime is 22790507. The reversal of 22790474 is 47409722.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13379 + ... + 14985.

It is an arithmetic number, because the mean of its divisors is an integer number (2445768).

Almost surely, 2^22790474 is an apocalyptic number.

22790474 is a deficient number, since it is larger than the sum of its proper divisors (16341814).

22790474 is a wasteful number, since it uses less digits than its factorization.

22790474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 22790474 is about 4773.9369497303. The cubic root of 22790474 is about 283.5204911848.

The spelling of 22790474 in words is "twenty-two million, seven hundred ninety thousand, four hundred seventy-four".