22162928 has 10 divisors (see below), whose sum is σ = 42940704. Its totient is φ = 11081456.

The previous prime is 22162927. The next prime is 22162939. The reversal of 22162928 is 82926122.

It is a junction number, because it is equal to n+sod(n) for n = 22162894 and 22162903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22162927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692576 + ... + 692607.

Almost surely, 2^22162928 is an apocalyptic number.

It is an amenable number.

22162928 is a deficient number, since it is larger than the sum of its proper divisors (20777776).

22162928 is a wasteful number, since it uses less digits than its factorization.

22162928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385191 (or 1385185 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 22162928 is about 4707.7519051029. The cubic root of 22162928 is about 280.8939456167.

The spelling of 22162928 in words is "twenty-two million, one hundred sixty-two thousand, nine hundred twenty-eight".