225258833 has 4 divisors (see below), whose sum is σ = 227252388. Its totient is φ = 223265280.

The previous prime is 225258809. The next prime is 225258841. The reversal of 225258833 is 338852522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4528384 + 220730449 = 2128^2 + 14857^2 .

It is a cyclic number.

It is not a de Polignac number, because 225258833 - 2⁸ = 225258577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225258883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 996608 + ... + 996833.

It is an arithmetic number, because the mean of its divisors is an integer number (56813097).

Almost surely, 2^225258833 is an apocalyptic number.

It is an amenable number.

225258833 is a deficient number, since it is larger than the sum of its proper divisors (1993555).

225258833 is a wasteful number, since it uses less digits than its factorization.

225258833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993554.

The product of its digits is 115200, while the sum is 38.

The square root of 225258833 is about 15008.6252868142. The cubic root of 225258833 is about 608.4533360476.

The spelling of 225258833 in words is "two hundred twenty-five million, two hundred fifty-eight thousand, eight hundred thirty-three".