225051316 has 36 divisors (see below), whose sum is σ = 470537508. Its totient is φ = 93840768.

The previous prime is 225051313. The next prime is 225051341. The reversal of 225051316 is 613150522.

It can be written as a sum of positive squares in 2 ways, for example, as 178756900 + 46294416 = 13370^2 + 6804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225051313) 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, 8265 + ... + 22768.

Almost surely, 2^225051316 is an apocalyptic number.

It is an amenable number.

225051316 is an abundant number, since it is smaller than the sum of its proper divisors (245486192).

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

225051316 is a wasteful number, since it uses less digits than its factorization.

225051316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31088 (or 31079 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 225051316 is about 15001.7104358136. The cubic root of 225051316 is about 608.2664351948.

The spelling of 225051316 in words is "two hundred twenty-five million, fifty-one thousand, three hundred sixteen".