22554555 has 8 divisors (see below), whose sum is σ = 36087312. Its totient is φ = 12029088.

The previous prime is 22554541. The next prime is 22554569. The reversal of 22554555 is 55545522.

It is an interprime number because it is at equal distance from previous prime (22554541) and next prime (22554569).

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

It is not a de Polignac number, because 22554555 - 2⁵ = 22554523 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751804 + ... + 751833.

It is an arithmetic number, because the mean of its divisors is an integer number (4510914).

Almost surely, 2^22554555 is an apocalyptic number.

22554555 is a deficient number, since it is larger than the sum of its proper divisors (13532757).

22554555 is a wasteful number, since it uses less digits than its factorization.

22554555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503645.

The product of its digits is 50000, while the sum is 33.

The square root of 22554555 is about 4749.1636105740. The cubic root of 22554555 is about 282.5387943695.

The spelling of 22554555 in words is "twenty-two million, five hundred fifty-four thousand, five hundred fifty-five".