23122028 has 6 divisors (see below), whose sum is σ = 40463556. Its totient is φ = 11561012.

The previous prime is 23122027. The next prime is 23122037. The reversal of 23122028 is 82022132.

It is not an unprimeable number, because it can be changed into a prime (23122027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890250 + ... + 2890257.

It is an arithmetic number, because the mean of its divisors is an integer number (6743926).

Almost surely, 2^23122028 is an apocalyptic number.

It is an amenable number.

23122028 is a deficient number, since it is larger than the sum of its proper divisors (17341528).

23122028 is a wasteful number, since it uses less digits than its factorization.

23122028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5780511 (or 5780509 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 23122028 is about 4808.5369916431. The cubic root of 23122028 is about 284.8887551879. Note that the first 3 decimals are identical.

The spelling of 23122028 in words is "twenty-three million, one hundred twenty-two thousand, twenty-eight".