225012756 has 48 divisors (see below), whose sum is σ = 555222528. Its totient is φ = 70809600.

The previous prime is 225012727. The next prime is 225012793. The reversal of 225012756 is 657210522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7876 + ... + 22628.

It is an arithmetic number, because the mean of its divisors is an integer number (11567136).

Almost surely, 2^225012756 is an apocalyptic number.

It is an amenable number.

225012756 is an abundant number, since it is smaller than the sum of its proper divisors (330209772).

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

225012756 is a wasteful number, since it uses less digits than its factorization.

225012756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14832 (or 14830 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 225012756 is about 15000.4251939737. The cubic root of 225012756 is about 608.2316933503.

The spelling of 225012756 in words is "two hundred twenty-five million, twelve thousand, seven hundred fifty-six".