23285456 has 10 divisors (see below), whose sum is σ = 45115602. Its totient is φ = 11642720.

The previous prime is 23285429. The next prime is 23285459. The reversal of 23285456 is 65458232.

It can be written as a sum of positive squares in only one way, i.e., 21939856 + 1345600 = 4684^2 + 1160^2 .

It is a super-2 number, since 2×23285456² = 1084424922255872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23285459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727655 + ... + 727686.

Almost surely, 2^23285456 is an apocalyptic number.

It is an amenable number.

23285456 is a deficient number, since it is larger than the sum of its proper divisors (21830146).

23285456 is a wasteful number, since it uses less digits than its factorization.

23285456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455349 (or 1455343 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 23285456 is about 4825.5005957931. The cubic root of 23285456 is about 285.5583840897.

The spelling of 23285456 in words is "twenty-three million, two hundred eighty-five thousand, four hundred fifty-six".