225790875 has 64 divisors (see below), whose sum is σ = 421200000. Its totient is φ = 119347200.

The previous prime is 225790843. The next prime is 225790879. The reversal of 225790875 is 578097522.

It is a happy number.

225790875 is a `hidden beast` number, since 2 + 2 + 579 + 0 + 8 + 75 = 666.

It is not a de Polignac number, because 225790875 - 2⁵ = 225790843 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 225790875.

It is not an unprimeable number, because it can be changed into a prime (225790879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 502651 + ... + 503099.

It is an arithmetic number, because the mean of its divisors is an integer number (6581250).

Almost surely, 2^225790875 is an apocalyptic number.

225790875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225790875 is a deficient number, since it is larger than the sum of its proper divisors (195409125).

225790875 is a wasteful number, since it uses less digits than its factorization.

225790875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 225790875 is about 15026.3393745782. The cubic root of 225790875 is about 608.9319975515.

The spelling of 225790875 in words is "two hundred twenty-five million, seven hundred ninety thousand, eight hundred seventy-five".