225776597 has 2 divisors, whose sum is σ = 225776598. Its totient is φ = 225776596.

The previous prime is 225776587. The next prime is 225776633. The reversal of 225776597 is 795677522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224070961 + 1705636 = 14969^2 + 1306^2 .

It is a cyclic number.

It is not a de Polignac number, because 225776597 - 2¹⁸ = 225514453 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225776567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112888298 + 112888299.

It is an arithmetic number, because the mean of its divisors is an integer number (112888299).

Almost surely, 2^225776597 is an apocalyptic number.

It is an amenable number.

225776597 is a deficient number, since it is larger than the sum of its proper divisors (1).

225776597 is an equidigital number, since it uses as much as digits as its factorization.

225776597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1852200, while the sum is 50.

The square root of 225776597 is about 15025.8642679880. The cubic root of 225776597 is about 608.9191619068.

The spelling of 225776597 in words is "two hundred twenty-five million, seven hundred seventy-six thousand, five hundred ninety-seven".