22788755 has 16 divisors (see below), whose sum is σ = 31588704. Its totient is φ = 15598080.

The previous prime is 22788737. The next prime is 22788761. The reversal of 22788755 is 55788722.

It is not a de Polignac number, because 22788755 - 2¹⁸ = 22526611 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11252 + ... + 13121.

It is an arithmetic number, because the mean of its divisors is an integer number (1974294).

Almost surely, 2^22788755 is an apocalyptic number.

22788755 is a deficient number, since it is larger than the sum of its proper divisors (8799949).

22788755 is a wasteful number, since it uses less digits than its factorization.

22788755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24406.

The product of its digits is 313600, while the sum is 44.

The square root of 22788755 is about 4773.7569062532. The cubic root of 22788755 is about 283.5133627097.

The spelling of 22788755 in words is "twenty-two million, seven hundred eighty-eight thousand, seven hundred fifty-five".