232440025 has 6 divisors (see below), whose sum is σ = 288225662. Its totient is φ = 185952000.

The previous prime is 232440011. The next prime is 232440049. The reversal of 232440025 is 520044232.

It can be written as a sum of positive squares in 3 ways, for example, as 46826649 + 185613376 = 6843^2 + 13624^2 .

It is not a de Polignac number, because 232440025 - 2²⁵ = 198885593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232439978 and 232440005.

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, 4648776 + ... + 4648825.

Almost surely, 2^232440025 is an apocalyptic number.

232440025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232440025 is a deficient number, since it is larger than the sum of its proper divisors (55785637).

232440025 is an equidigital number, since it uses as much as digits as its factorization.

232440025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297611 (or 9297606 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 232440025 is about 15245.9838974072. The cubic root of 232440025 is about 614.8515957162.

Adding to 232440025 its reverse (520044232), we get a palindrome (752484257).

The spelling of 232440025 in words is "two hundred thirty-two million, four hundred forty thousand, twenty-five".