22132458 has 12 divisors (see below), whose sum is σ = 47953698. Its totient is φ = 7377480.

The previous prime is 22132457. The next prime is 22132471. The reversal of 22132458 is 85423122.

It can be written as a sum of positive squares in only one way, i.e., 16670889 + 5461569 = 4083^2 + 2337^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22132457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 614773 + ... + 614808.

Almost surely, 2^22132458 is an apocalyptic number.

22132458 is an abundant number, since it is smaller than the sum of its proper divisors (25821240).

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

22132458 is a wasteful number, since it uses less digits than its factorization.

22132458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229589 (or 1229586 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 22132458 is about 4704.5146402153. The cubic root of 22132458 is about 280.7651605301.

The spelling of 22132458 in words is "twenty-two million, one hundred thirty-two thousand, four hundred fifty-eight".