22474132 has 12 divisors (see below), whose sum is σ = 40598656. Its totient is φ = 10874520.

The previous prime is 22474121. The next prime is 22474171. The reversal of 22474132 is 23147422.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22474097 and 22474106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90498 + ... + 90745.

Almost surely, 2^22474132 is an apocalyptic number.

It is an amenable number.

22474132 is a deficient number, since it is larger than the sum of its proper divisors (18124524).

22474132 is a wasteful number, since it uses less digits than its factorization.

22474132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181278 (or 181276 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 22474132 is about 4740.6889794628. The cubic root of 22474132 is about 282.2025773096.

The spelling of 22474132 in words is "twenty-two million, four hundred seventy-four thousand, one hundred thirty-two".