22457694 has 16 divisors (see below), whose sum is σ = 51331968. Its totient is φ = 6416472.

The previous prime is 22457693. The next prime is 22457711. The reversal of 22457694 is 49675422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22457693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267312 + ... + 267395.

It is an arithmetic number, because the mean of its divisors is an integer number (3208248).

Almost surely, 2^22457694 is an apocalyptic number.

22457694 is an abundant number, since it is smaller than the sum of its proper divisors (28874274).

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

22457694 is a wasteful number, since it uses less digits than its factorization.

22457694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534719.

The product of its digits is 120960, while the sum is 39.

The square root of 22457694 is about 4738.9549480872. The cubic root of 22457694 is about 282.1337577826.

The spelling of 22457694 in words is "twenty-two million, four hundred fifty-seven thousand, six hundred ninety-four".