225073207 has 2 divisors, whose sum is σ = 225073208. Its totient is φ = 225073206.

The previous prime is 225073187. The next prime is 225073249. The reversal of 225073207 is 702370522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225073207 - 2²³ = 216684599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225073267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112536603 + 112536604.

It is an arithmetic number, because the mean of its divisors is an integer number (112536604).

Almost surely, 2^225073207 is an apocalyptic number.

225073207 is a deficient number, since it is larger than the sum of its proper divisors (1).

225073207 is an equidigital number, since it uses as much as digits as its factorization.

225073207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 225073207 is about 15002.4400348743. The cubic root of 225073207 is about 608.2861568136.

It can be divided in two parts, 2250 and 73207, that added together give a palindrome (75457).

The spelling of 225073207 in words is "two hundred twenty-five million, seventy-three thousand, two hundred seven".