22492468 has 12 divisors (see below), whose sum is σ = 39901540. Its totient is φ = 11092032.

The previous prime is 22492433. The next prime is 22492489. The reversal of 22492468 is 86429422.

It can be written as a sum of positive squares in 2 ways, for example, as 16548624 + 5943844 = 4068^2 + 2438^2 .

It is a super-2 number, since 2×22492468² = 1011822233462048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 38223 + ... + 38806.

Almost surely, 2^22492468 is an apocalyptic number.

It is an amenable number.

22492468 is a deficient number, since it is larger than the sum of its proper divisors (17409072).

22492468 is a wasteful number, since it uses less digits than its factorization.

22492468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77106 (or 77104 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 22492468 is about 4742.6224812861. The cubic root of 22492468 is about 282.2793034447.

The spelling of 22492468 in words is "twenty-two million, four hundred ninety-two thousand, four hundred sixty-eight".