22103790 has 16 divisors (see below), whose sum is σ = 53049168. Its totient is φ = 5894336.

The previous prime is 22103737. The next prime is 22103827. The reversal of 22103790 is 9730122.

It is a self number, because there is not a number n which added to its sum of digits gives 22103790.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 368367 + ... + 368426.

It is an arithmetic number, because the mean of its divisors is an integer number (3315573).

Almost surely, 2^22103790 is an apocalyptic number.

22103790 is an abundant number, since it is smaller than the sum of its proper divisors (30945378).

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

22103790 is a wasteful number, since it uses less digits than its factorization.

22103790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736803.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 22103790 is about 4701.4667923958. The cubic root of 22103790 is about 280.6438838455.

The spelling of 22103790 in words is "twenty-two million, one hundred three thousand, seven hundred ninety".