22455856 has 10 divisors (see below), whose sum is σ = 43508252. Its totient is φ = 11227920.

The previous prime is 22455821. The next prime is 22455863. The reversal of 22455856 is 65855422.

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 as a sum of consecutive naturals, namely, 701730 + ... + 701761.

Almost surely, 2^22455856 is an apocalyptic number.

It is an amenable number.

22455856 is a deficient number, since it is larger than the sum of its proper divisors (21052396).

22455856 is a wasteful number, since it uses less digits than its factorization.

22455856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403499 (or 1403493 counting only the distinct ones).

The product of its digits is 96000, while the sum is 37.

The square root of 22455856 is about 4738.7610195071. The cubic root of 22455856 is about 282.1260607027.

The spelling of 22455856 in words is "twenty-two million, four hundred fifty-five thousand, eight hundred fifty-six".