23633425 has 12 divisors (see below), whose sum is σ = 30021516. Its totient is φ = 18444800.

The previous prime is 23633399. The next prime is 23633431. The reversal of 23633425 is 52433632.

It can be written as a sum of positive squares in 6 ways, for example, as 439569 + 23193856 = 663^2 + 4816^2 .

It is not a de Polignac number, because 23633425 - 2⁷ = 23633297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23633393 and 23633402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10504 + ... + 12553.

It is an arithmetic number, because the mean of its divisors is an integer number (2501793).

Almost surely, 2^23633425 is an apocalyptic number.

23633425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23633425 is a deficient number, since it is larger than the sum of its proper divisors (6388091).

23633425 is a wasteful number, since it uses less digits than its factorization.

23633425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23108 (or 23103 counting only the distinct ones).

The product of its digits is 12960, while the sum is 28.

The square root of 23633425 is about 4861.4221170353. The cubic root of 23633425 is about 286.9737822409.

The spelling of 23633425 in words is "twenty-three million, six hundred thirty-three thousand, four hundred twenty-five".