225151910 has 32 divisors (see below), whose sum is σ = 439592832. Its totient is φ = 82693120.

The previous prime is 225151903. The next prime is 225151937. The reversal of 225151910 is 19151522.

It is a super-3 number, since 3×225151910³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225151910.

It is a congruent number.

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, 9182 + ... + 23121.

It is an arithmetic number, because the mean of its divisors is an integer number (13737276).

Almost surely, 2^225151910 is an apocalyptic number.

225151910 is a deficient number, since it is larger than the sum of its proper divisors (214440922).

225151910 is a wasteful number, since it uses less digits than its factorization.

225151910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32368.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 225151910 is about 15005.0628122644. The cubic root of 225151910 is about 608.3570498458.

The spelling of 225151910 in words is "two hundred twenty-five million, one hundred fifty-one thousand, nine hundred ten".