225012600 has 96 divisors (see below), whose sum is σ = 775062000. Its totient is φ = 60001920.

The previous prime is 225012587. The next prime is 225012643. The reversal of 225012600 is 6210522.

225012600 is a `hidden beast` number, since 2 + 2 + 50 + 12 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 15435 + ... + 26234.

Almost surely, 2^225012600 is an apocalyptic number.

225012600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225012600 is an abundant number, since it is smaller than the sum of its proper divisors (550049400).

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

225012600 is a wasteful number, since it uses less digits than its factorization.

225012600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41694 (or 41679 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 225012600 is about 15000.4199941202. The cubic root of 225012600 is about 608.2315527891.

The spelling of 225012600 in words is "two hundred twenty-five million, twelve thousand, six hundred".