225681162 has 24 divisors (see below), whose sum is σ = 525054816. Its totient is φ = 64480248.

The previous prime is 225681143. The next prime is 225681163. The reversal of 225681162 is 261186522.

225681162 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225681163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 383518 + ... + 384105.

It is an arithmetic number, because the mean of its divisors is an integer number (21877284).

Almost surely, 2^225681162 is an apocalyptic number.

225681162 is an abundant number, since it is smaller than the sum of its proper divisors (299373654).

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

225681162 is a wasteful number, since it uses less digits than its factorization.

225681162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767642 (or 767635 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 225681162 is about 15022.6882414567. The cubic root of 225681162 is about 608.8333537955.

The spelling of 225681162 in words is "two hundred twenty-five million, six hundred eighty-one thousand, one hundred sixty-two".