22457814 has 16 divisors (see below), whose sum is σ = 45193152. Its totient is φ = 7439688.

The previous prime is 22457807. The next prime is 22457839. The reversal of 22457814 is 41875422.

It is a congruent 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, 10504 + ... + 12459.

It is an arithmetic number, because the mean of its divisors is an integer number (2824572).

Almost surely, 2^22457814 is an apocalyptic number.

22457814 is an abundant number, since it is smaller than the sum of its proper divisors (22735338).

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

22457814 is a wasteful number, since it uses less digits than its factorization.

22457814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23131.

The product of its digits is 17920, while the sum is 33.

The square root of 22457814 is about 4738.9676090896. The cubic root of 22457814 is about 282.1342602976.

The spelling of 22457814 in words is "twenty-two million, four hundred fifty-seven thousand, eight hundred fourteen".