22906023 has 16 divisors (see below), whose sum is σ = 35228160. Its totient is φ = 12967776.

The previous prime is 22906007. The next prime is 22906033. The reversal of 22906023 is 32060922.

It is not a de Polignac number, because 22906023 - 2⁴ = 22906007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22905984 and 22906002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22906033) 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 15 ways as a sum of consecutive naturals, for example, 2715 + ... + 7292.

It is an arithmetic number, because the mean of its divisors is an integer number (2201760).

Almost surely, 2^22906023 is an apocalyptic number.

22906023 is a deficient number, since it is larger than the sum of its proper divisors (12322137).

22906023 is a wasteful number, since it uses less digits than its factorization.

22906023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10126.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 22906023 is about 4786.0237149433. The cubic root of 22906023 is about 283.9988386847.

Adding to 22906023 its reverse (32060922), we get a palindrome (54966945).

The spelling of 22906023 in words is "twenty-two million, nine hundred six thousand, twenty-three".