225305700 has 72 divisors (see below), whose sum is σ = 680248128. Its totient is φ = 57467520.

The previous prime is 225305699. The next prime is 225305713. The reversal of 225305700 is 7503522.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9427 + ... + 23226.

Almost surely, 2^225305700 is an apocalyptic number.

225305700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225305700 is an abundant number, since it is smaller than the sum of its proper divisors (454942428).

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

225305700 is a wasteful number, since it uses less digits than its factorization.

225305700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32693 (or 32686 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 225305700 is about 15010.1865411460. The cubic root of 225305700 is about 608.4955310708.

The spelling of 225305700 in words is "two hundred twenty-five million, three hundred five thousand, seven hundred".