22349742 has 16 divisors (see below), whose sum is σ = 45239040. Its totient is φ = 7359992.

The previous prime is 22349737. The next prime is 22349773. The reversal of 22349742 is 24794322.

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, 21942 + ... + 22937.

It is an arithmetic number, because the mean of its divisors is an integer number (2827440).

Almost surely, 2^22349742 is an apocalyptic number.

22349742 is an abundant number, since it is smaller than the sum of its proper divisors (22889298).

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

22349742 is a wasteful number, since it uses less digits than its factorization.

22349742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44967.

The product of its digits is 24192, while the sum is 33.

The square root of 22349742 is about 4727.5513746547. The cubic root of 22349742 is about 281.6809681164.

The spelling of 22349742 in words is "twenty-two million, three hundred forty-nine thousand, seven hundred forty-two".