22450928 has 20 divisors (see below), whose sum is σ = 44213688. Its totient is φ = 11040960.

The previous prime is 22450907. The next prime is 22450949. The reversal of 22450928 is 82905422.

It is an interprime number because it is at equal distance from previous prime (22450907) and next prime (22450949).

It is a super-2 number, since 2×22450928² = 1008088336122368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22450894 and 22450903.

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, 10526 + ... + 12477.

Almost surely, 2^22450928 is an apocalyptic number.

It is an amenable number.

22450928 is a deficient number, since it is larger than the sum of its proper divisors (21762760).

22450928 is a wasteful number, since it uses less digits than its factorization.

22450928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23072 (or 23066 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 22450928 is about 4738.2410238400. The cubic root of 22450928 is about 282.1054214101.

The spelling of 22450928 in words is "twenty-two million, four hundred fifty thousand, nine hundred twenty-eight".