23021296 has 10 divisors (see below), whose sum is σ = 44603792. Its totient is φ = 11510640.

The previous prime is 23021291. The next prime is 23021333. The reversal of 23021296 is 69212032.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23021296.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23021291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719400 + ... + 719431.

Almost surely, 2^23021296 is an apocalyptic number.

It is an amenable number.

23021296 is a deficient number, since it is larger than the sum of its proper divisors (21582496).

23021296 is a wasteful number, since it uses less digits than its factorization.

23021296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438839 (or 1438833 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 23021296 is about 4798.0512710891. The cubic root of 23021296 is about 284.4744433602.

The spelling of 23021296 in words is "twenty-three million, twenty-one thousand, two hundred ninety-six".