23456425 has 6 divisors (see below), whose sum is σ = 29085998. Its totient is φ = 18765120.

The previous prime is 23456417. The next prime is 23456437. The reversal of 23456425 is 52465432.

It can be written as a sum of positive squares in 3 ways, for example, as 4481689 + 18974736 = 2117^2 + 4356^2 .

It is not a de Polignac number, because 23456425 - 2³ = 23456417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 469104 + ... + 469153.

Almost surely, 2^23456425 is an apocalyptic number.

23456425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23456425 is a deficient number, since it is larger than the sum of its proper divisors (5629573).

23456425 is an equidigital number, since it uses as much as digits as its factorization.

23456425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938267 (or 938262 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 23456425 is about 4843.1833539522. The cubic root of 23456425 is about 286.2555664650.

The spelling of 23456425 in words is "twenty-three million, four hundred fifty-six thousand, four hundred twenty-five".