22085554 has 8 divisors (see below), whose sum is σ = 33389568. Its totient is φ = 10955700.

The previous prime is 22085551. The next prime is 22085573. The reversal of 22085554 is 45558022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22085551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43222 + ... + 43729.

It is an arithmetic number, because the mean of its divisors is an integer number (4173696).

Almost surely, 2^22085554 is an apocalyptic number.

22085554 is a deficient number, since it is larger than the sum of its proper divisors (11304014).

22085554 is a wasteful number, since it uses less digits than its factorization.

22085554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87080.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 22085554 is about 4699.5269974754. The cubic root of 22085554 is about 280.5666839635.

The spelling of 22085554 in words is "twenty-two million, eighty-five thousand, five hundred fifty-four".