225890075 has 6 divisors (see below), whose sum is σ = 280103724. Its totient is φ = 180712040.

The previous prime is 225890039. The next prime is 225890123. The reversal of 225890075 is 570098522.

It is not a de Polignac number, because 225890075 - 2¹⁶ = 225824539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4517777 + ... + 4517826.

It is an arithmetic number, because the mean of its divisors is an integer number (46683954).

Almost surely, 2^225890075 is an apocalyptic number.

225890075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225890075 is a deficient number, since it is larger than the sum of its proper divisors (54213649).

225890075 is an equidigital number, since it uses as much as digits as its factorization.

225890075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035613 (or 9035608 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 225890075 is about 15029.6398825787. The cubic root of 225890075 is about 609.0211614883.

The spelling of 225890075 in words is "two hundred twenty-five million, eight hundred ninety thousand, seventy-five".