232256225 has 6 divisors (see below), whose sum is σ = 287997750. Its totient is φ = 185804960.

The previous prime is 232256221. The next prime is 232256249. The reversal of 232256225 is 522652232.

It can be written as a sum of positive squares in 3 ways, for example, as 3157729 + 229098496 = 1777^2 + 15136^2 .

It is not a de Polignac number, because 232256225 - 2² = 232256221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232256221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4645100 + ... + 4645149.

It is an arithmetic number, because the mean of its divisors is an integer number (47999625).

Almost surely, 2^232256225 is an apocalyptic number.

232256225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232256225 is a deficient number, since it is larger than the sum of its proper divisors (55741525).

232256225 is an equidigital number, since it uses as much as digits as its factorization.

232256225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9290259 (or 9290254 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 232256225 is about 15239.9548883847. The cubic root of 232256225 is about 614.6894900669.

The spelling of 232256225 in words is "two hundred thirty-two million, two hundred fifty-six thousand, two hundred twenty-five".