225420196 has 9 divisors (see below), whose sum is σ = 394537899. Its totient is φ = 112695084.

The previous prime is 225420149. The next prime is 225420203. The reversal of 225420196 is 691024522.

The square root of 225420196 is 15014.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 26275 + ... + 33781.

Almost surely, 2^225420196 is an apocalyptic number.

225420196 is the 15014-th square number.

It is an amenable number.

225420196 is a deficient number, since it is larger than the sum of its proper divisors (169117703).

225420196 is an frugal number, since it uses more digits than its factorization.

225420196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15018 (or 7509 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The cubic root of 225420196 is about 608.5985888362.

The spelling of 225420196 in words is "two hundred twenty-five million, four hundred twenty thousand, one hundred ninety-six".