22214490 has 16 divisors (see below), whose sum is σ = 53314848. Its totient is φ = 5923856.

The previous prime is 22214471. The next prime is 22214501. The reversal of 22214490 is 9441222.

It is a self number, because there is not a number n which added to its sum of digits gives 22214490.

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, 370212 + ... + 370271.

It is an arithmetic number, because the mean of its divisors is an integer number (3332178).

Almost surely, 2^22214490 is an apocalyptic number.

22214490 is an abundant number, since it is smaller than the sum of its proper divisors (31100358).

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

22214490 is a wasteful number, since it uses less digits than its factorization.

22214490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740493.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 22214490 is about 4713.2250105421. The cubic root of 22214490 is about 281.1116099405. Note that the first 3 decimals are identical.

The spelling of 22214490 in words is "twenty-two million, two hundred fourteen thousand, four hundred ninety".