225517202 has 16 divisors (see below), whose sum is σ = 341729280. Its totient is φ = 111611808.

The previous prime is 225517199. The next prime is 225517249. The reversal of 225517202 is 202715522.

225517202 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155999 + ... + 157437.

It is an arithmetic number, because the mean of its divisors is an integer number (21358080).

Almost surely, 2^225517202 is an apocalyptic number.

225517202 is a deficient number, since it is larger than the sum of its proper divisors (116212078).

225517202 is a wasteful number, since it uses less digits than its factorization.

225517202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 225517202 is about 15017.2301707072. The cubic root of 225517202 is about 608.6858765610.

The spelling of 225517202 in words is "two hundred twenty-five million, five hundred seventeen thousand, two hundred two".