23022004 has 12 divisors (see below), whose sum is σ = 40890304. Its totient is φ = 11339064.

The previous prime is 23022001. The next prime is 23022017. The reversal of 23022004 is 40022032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23022001) 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, 42684 + ... + 43219.

Almost surely, 2^23022004 is an apocalyptic number.

It is an amenable number.

23022004 is a deficient number, since it is larger than the sum of its proper divisors (17868300).

23022004 is a wasteful number, since it uses less digits than its factorization.

23022004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85974 (or 85972 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 23022004 is about 4798.1250504754. The cubic root of 23022004 is about 284.4773595853.

Adding to 23022004 its reverse (40022032), we get a palindrome (63044036).

The spelling of 23022004 in words is "twenty-three million, twenty-two thousand, four".