23028522 has 16 divisors (see below), whose sum is σ = 50244192. Its totient is φ = 6978320.

The previous prime is 23028493. The next prime is 23028527. The reversal of 23028522 is 22582032.

It is a junction number, because it is equal to n+sod(n) for n = 23028492 and 23028501.

It is not an unprimeable number, because it can be changed into a prime (23028527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174393 + ... + 174524.

It is an arithmetic number, because the mean of its divisors is an integer number (3140262).

Almost surely, 2^23028522 is an apocalyptic number.

23028522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23028522 is an abundant number, since it is smaller than the sum of its proper divisors (27215670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23028522 is a wasteful number, since it uses less digits than its factorization.

23028522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348933.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 23028522 is about 4798.8042260547. The cubic root of 23028522 is about 284.5042041708.

The spelling of 23028522 in words is "twenty-three million, twenty-eight thousand, five hundred twenty-two".