225813339 has 24 divisors (see below), whose sum is σ = 346137792. Its totient is φ = 147034440.

The previous prime is 225813323. The next prime is 225813359. The reversal of 225813339 is 933318522.

It is not a de Polignac number, because 225813339 - 2⁴ = 225813323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225813359) 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 23 ways as a sum of consecutive naturals, for example, 357 + ... + 21254.

It is an arithmetic number, because the mean of its divisors is an integer number (14422408).

Almost surely, 2^225813339 is an apocalyptic number.

225813339 is a deficient number, since it is larger than the sum of its proper divisors (120324453).

225813339 is an equidigital number, since it uses as much as digits as its factorization.

225813339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21669 (or 21657 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 225813339 is about 15027.0868434304. The cubic root of 225813339 is about 608.9521911558.

The spelling of 225813339 in words is "two hundred twenty-five million, eight hundred thirteen thousand, three hundred thirty-nine".