225152356 has 48 divisors (see below), whose sum is σ = 487287360. Its totient is φ = 89493120.

The previous prime is 225152353. The next prime is 225152377. The reversal of 225152356 is 653251522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (225152351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510 + ... + 21226.

It is an arithmetic number, because the mean of its divisors is an integer number (10151820).

Almost surely, 2^225152356 is an apocalyptic number.

225152356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

225152356 is an abundant number, since it is smaller than the sum of its proper divisors (262135004).

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

225152356 is a wasteful number, since it uses less digits than its factorization.

225152356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20764 (or 20762 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 225152356 is about 15005.0776739076. The cubic root of 225152356 is about 608.3574515406.

The spelling of 225152356 in words is "two hundred twenty-five million, one hundred fifty-two thousand, three hundred fifty-six".