225943373 has 2 divisors, whose sum is σ = 225943374. Its totient is φ = 225943372.

The previous prime is 225943357. The next prime is 225943427. The reversal of 225943373 is 373349522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222546724 + 3396649 = 14918^2 + 1843^2 .

It is a cyclic number.

It is not a de Polignac number, because 225943373 - 2⁴ = 225943357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225943303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112971686 + 112971687.

It is an arithmetic number, because the mean of its divisors is an integer number (112971687).

Almost surely, 2^225943373 is an apocalyptic number.

It is an amenable number.

225943373 is a deficient number, since it is larger than the sum of its proper divisors (1).

225943373 is an equidigital number, since it uses as much as digits as its factorization.

225943373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 38.

The square root of 225943373 is about 15031.4128743774. The cubic root of 225943373 is about 609.0690565501.

The spelling of 225943373 in words is "two hundred twenty-five million, nine hundred forty-three thousand, three hundred seventy-three".