225076997 has 2 divisors, whose sum is σ = 225076998. Its totient is φ = 225076996.

The previous prime is 225076987. The next prime is 225077023. The reversal of 225076997 is 799670522.

It is a happy number.

225076997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221444161 + 3632836 = 14881^2 + 1906^2 .

It is a cyclic number.

It is not a de Polignac number, because 225076997 - 2⁴ = 225076981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225076967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112538498 + 112538499.

It is an arithmetic number, because the mean of its divisors is an integer number (112538499).

Almost surely, 2^225076997 is an apocalyptic number.

It is an amenable number.

225076997 is a deficient number, since it is larger than the sum of its proper divisors (1).

225076997 is an equidigital number, since it uses as much as digits as its factorization.

225076997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 225076997 is about 15002.5663471287. The cubic root of 225076997 is about 608.2895710977.

The spelling of 225076997 in words is "two hundred twenty-five million, seventy-six thousand, nine hundred ninety-seven".