22642055 has 8 divisors (see below), whose sum is σ = 27254544. Its totient is φ = 18057600.

The previous prime is 22642013. The next prime is 22642063. The reversal of 22642055 is 55024622.

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

It is not a de Polignac number, because 22642055 - 2¹⁴ = 22625671 is a prime.

It is a Duffinian number.

It is a congruent 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, 5186 + ... + 8495.

It is an arithmetic number, because the mean of its divisors is an integer number (3406818).

Almost surely, 2^22642055 is an apocalyptic number.

22642055 is a deficient number, since it is larger than the sum of its proper divisors (4612489).

22642055 is a wasteful number, since it uses less digits than its factorization.

22642055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14017.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 22642055 is about 4758.3668416800. The cubic root of 22642055 is about 282.9036910023.

Adding to 22642055 its reverse (55024622), we get a palindrome (77666677).

The spelling of 22642055 in words is "twenty-two million, six hundred forty-two thousand, fifty-five".