224095997 has 2 divisors, whose sum is σ = 224095998. Its totient is φ = 224095996.

The previous prime is 224095973. The next prime is 224095999. The reversal of 224095997 is 799590422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222188836 + 1907161 = 14906^2 + 1381^2 .

It is a cyclic number.

It is not a de Polignac number, because 224095997 - 2⁸ = 224095741 is a prime.

Together with 224095999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224095999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112047998 + 112047999.

It is an arithmetic number, because the mean of its divisors is an integer number (112047999).

Almost surely, 2^224095997 is an apocalyptic number.

It is an amenable number.

224095997 is a deficient number, since it is larger than the sum of its proper divisors (1).

224095997 is an equidigital number, since it uses as much as digits as its factorization.

224095997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 224095997 is about 14969.8362382492. The cubic root of 224095997 is about 607.4045389583.

The spelling of 224095997 in words is "two hundred twenty-four million, ninety-five thousand, nine hundred ninety-seven".