225710432 has 12 divisors (see below), whose sum is σ = 444367476. Its totient is φ = 112855200.

The previous prime is 225710423. The next prime is 225710437. The reversal of 225710432 is 234017522.

It is a super-2 number, since 2×225710432² = 101890398227253248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225710437) by changing a digit.

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 as a sum of consecutive naturals, namely, 3526694 + ... + 3526757.

It is an arithmetic number, because the mean of its divisors is an integer number (37030623).

Almost surely, 2^225710432 is an apocalyptic number.

It is an amenable number.

225710432 is a deficient number, since it is larger than the sum of its proper divisors (218657044).

225710432 is an equidigital number, since it uses as much as digits as its factorization.

225710432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7053461 (or 7053453 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 225710432 is about 15023.6624030228. The cubic root of 225710432 is about 608.8596737916.

Adding to 225710432 its reverse (234017522), we get a palindrome (459727954).

The spelling of 225710432 in words is "two hundred twenty-five million, seven hundred ten thousand, four hundred thirty-two".