225344458 has 8 divisors (see below), whose sum is σ = 338798628. Its totient is φ = 112411584.

The previous prime is 225344453. The next prime is 225344479. The reversal of 225344458 is 854443522.

It can be written as a sum of positive squares in 2 ways, for example, as 219424969 + 5919489 = 14813^2 + 2433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (225344453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129241 + ... + 130972.

Almost surely, 2^225344458 is an apocalyptic number.

225344458 is a deficient number, since it is larger than the sum of its proper divisors (113454170).

225344458 is a wasteful number, since it uses less digits than its factorization.

225344458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260648.

The product of its digits is 153600, while the sum is 37.

The square root of 225344458 is about 15011.4775422008. The cubic root of 225344458 is about 608.5304210263.

The spelling of 225344458 in words is "two hundred twenty-five million, three hundred forty-four thousand, four hundred fifty-eight".