225255570 has 32 divisors (see below), whose sum is σ = 541304640. Its totient is φ = 59991360.

The previous prime is 225255551. The next prime is 225255581. The reversal of 225255570 is 75552522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21400 + ... + 30140.

It is an arithmetic number, because the mean of its divisors is an integer number (16915770).

Almost surely, 2^225255570 is an apocalyptic number.

225255570 is an abundant number, since it is smaller than the sum of its proper divisors (316049070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225255570 is a wasteful number, since it uses less digits than its factorization.

225255570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9610.

The product of its (nonzero) digits is 35000, while the sum is 33.

The square root of 225255570 is about 15008.5165822609. The cubic root of 225255570 is about 608.4503981046.

The spelling of 225255570 in words is "two hundred twenty-five million, two hundred fifty-five thousand, five hundred seventy".