22434928 has 20 divisors (see below), whose sum is σ = 43901208. Its totient is φ = 11105600.

The previous prime is 22434889. The next prime is 22434977. The reversal of 22434928 is 82943422.

It is a super-3 number, since 3×22434928³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22434893 and 22434902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5326 + ... + 8557.

Almost surely, 2^22434928 is an apocalyptic number.

It is an amenable number.

22434928 is a deficient number, since it is larger than the sum of its proper divisors (21466280).

22434928 is a wasteful number, since it uses less digits than its factorization.

22434928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13992 (or 13986 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 22434928 is about 4736.5523326572. The cubic root of 22434928 is about 282.0383898912.

The spelling of 22434928 in words is "twenty-two million, four hundred thirty-four thousand, nine hundred twenty-eight".