22355123 has 12 divisors (see below), whose sum is σ = 26845632. Its totient is φ = 18542160.

The previous prime is 22355107. The next prime is 22355147. The reversal of 22355123 is 32155322.

It is not a de Polignac number, because 22355123 - 2⁴ = 22355107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22355023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5840 + ... + 8877.

It is an arithmetic number, because the mean of its divisors is an integer number (2237136).

Almost surely, 2^22355123 is an apocalyptic number.

22355123 is a deficient number, since it is larger than the sum of its proper divisors (4490509).

22355123 is a wasteful number, since it uses less digits than its factorization.

22355123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14762 (or 14755 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 22355123 is about 4728.1204510884. The cubic root of 22355123 is about 281.7035724588.

The spelling of 22355123 in words is "twenty-two million, three hundred fifty-five thousand, one hundred twenty-three".