22622842 has 32 divisors (see below), whose sum is σ = 39009600. Its totient is φ = 9744000.

The previous prime is 22622837. The next prime is 22622843. The reversal of 22622842 is 24822622.

It is a self number, because there is not a number n which added to its sum of digits gives 22622842.

It is not an unprimeable number, because it can be changed into a prime (22622843) by changing a digit.

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, 37342 + ... + 37942.

It is an arithmetic number, because the mean of its divisors is an integer number (1219050).

Almost surely, 2^22622842 is an apocalyptic number.

22622842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22622842 is a deficient number, since it is larger than the sum of its proper divisors (16386758).

22622842 is a wasteful number, since it uses less digits than its factorization.

22622842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702.

The product of its digits is 6144, while the sum is 28.

The square root of 22622842 is about 4756.3475482769. The cubic root of 22622842 is about 282.8236486982.

The spelling of 22622842 in words is "twenty-two million, six hundred twenty-two thousand, eight hundred forty-two".