23432425 has 12 divisors (see below), whose sum is σ = 29190220. Its totient is φ = 18659520.

The previous prime is 23432411. The next prime is 23432429. The reversal of 23432425 is 52423432.

It can be written as a sum of positive squares in 6 ways, for example, as 132496 + 23299929 = 364^2 + 4827^2 .

It is not a de Polignac number, because 23432425 - 2¹¹ = 23430377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 23432425.

It is not an unprimeable number, because it can be changed into a prime (23432429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3679 + ... + 7771.

Almost surely, 2^23432425 is an apocalyptic number.

23432425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23432425 is a deficient number, since it is larger than the sum of its proper divisors (5757795).

23432425 is a wasteful number, since it uses less digits than its factorization.

23432425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332 (or 4327 counting only the distinct ones).

The product of its digits is 5760, while the sum is 25.

The square root of 23432425 is about 4840.7050106364. The cubic root of 23432425 is about 286.1579034147.

Adding to 23432425 its reverse (52423432), we get a palindrome (75855857).

The spelling of 23432425 in words is "twenty-three million, four hundred thirty-two thousand, four hundred twenty-five".