22494132 has 24 divisors (see below), whose sum is σ = 58318400. Its totient is φ = 7498008.

The previous prime is 22494103. The next prime is 22494133. The reversal of 22494132 is 23149422.

22494132 is a `hidden beast` number, since 2 + 249 + 413 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22494096 and 22494105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22494133) 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, 104032 + ... + 104247.

Almost surely, 2^22494132 is an apocalyptic number.

It is an amenable number.

22494132 is an abundant number, since it is smaller than the sum of its proper divisors (35824268).

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

22494132 is a wasteful number, since it uses less digits than its factorization.

22494132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208292 (or 208284 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 22494132 is about 4742.7979084081. The cubic root of 22494132 is about 282.2862643108.

The spelling of 22494132 in words is "twenty-two million, four hundred ninety-four thousand, one hundred thirty-two".