225160940 has 12 divisors (see below), whose sum is σ = 472838016. Its totient is φ = 90064368.

The previous prime is 225160939. The next prime is 225160993. The reversal of 225160940 is 49061522.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5629004 + ... + 5629043.

It is an arithmetic number, because the mean of its divisors is an integer number (39403168).

Almost surely, 2^225160940 is an apocalyptic number.

225160940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225160940 is an abundant number, since it is smaller than the sum of its proper divisors (247677076).

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

225160940 is a wasteful number, since it uses less digits than its factorization.

225160940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11258056 (or 11258054 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 225160940 is about 15005.3637076880. The cubic root of 225160940 is about 608.3651827115.

The spelling of 225160940 in words is "two hundred twenty-five million, one hundred sixty thousand, nine hundred forty".