225456750 has 128 divisors (see below), whose sum is σ = 632586240. Its totient is φ = 59421600.

The previous prime is 225456743. The next prime is 225456767. The reversal of 225456750 is 57654522.

225456750 = T₅₄ + T₅₅ + ... + T₁₁₀₅.

225456750 is a `hidden beast` number, since 2 + 2 + 545 + 67 + 50 = 666.

225456750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225456750² = 101661492241125000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 857119 + ... + 857381.

It is an arithmetic number, because the mean of its divisors is an integer number (4942080).

Almost surely, 2^225456750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225456750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316293120).

225456750 is an abundant number, since it is smaller than the sum of its proper divisors (407129490).

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

225456750 is a wasteful number, since it uses less digits than its factorization.

225456750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 225456750 is about 15015.2172811452. The cubic root of 225456750 is about 608.6314837155.

The spelling of 225456750 in words is "two hundred twenty-five million, four hundred fifty-six thousand, seven hundred fifty".