22129324 has 12 divisors (see below), whose sum is σ = 44258704. Its totient is φ = 9483984.

The previous prime is 22129309. The next prime is 22129333. The reversal of 22129324 is 42392122.

22129324 is an admirable 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, 395139 + ... + 395194.

Almost surely, 2^22129324 is an apocalyptic number.

It is an amenable number.

22129324 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22129324 is a wasteful number, since it uses less digits than its factorization.

22129324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790344 (or 790342 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 22129324 is about 4704.1815441158. The cubic root of 22129324 is about 280.7519076032.

The spelling of 22129324 in words is "twenty-two million, one hundred twenty-nine thousand, three hundred twenty-four".