22656455 has 16 divisors (see below), whose sum is σ = 29030400. Its totient is φ = 16924320.

The previous prime is 22656451. The next prime is 22656467. The reversal of 22656455 is 55465622.

It is not a de Polignac number, because 22656455 - 2² = 22656451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22656451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5066 + ... + 8424.

It is an arithmetic number, because the mean of its divisors is an integer number (1814400).

Almost surely, 2^22656455 is an apocalyptic number.

22656455 is a deficient number, since it is larger than the sum of its proper divisors (6373945).

22656455 is a wasteful number, since it uses less digits than its factorization.

22656455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454.

The product of its digits is 72000, while the sum is 35.

The square root of 22656455 is about 4759.8797253712. The cubic root of 22656455 is about 282.9636524300.

The spelling of 22656455 in words is "twenty-two million, six hundred fifty-six thousand, four hundred fifty-five".