224199457 has 2 divisors, whose sum is σ = 224199458. Its totient is φ = 224199456.

The previous prime is 224199433. The next prime is 224199467. The reversal of 224199457 is 754991422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170851041 + 53348416 = 13071^2 + 7304^2 .

It is a cyclic number.

It is not a de Polignac number, because 224199457 - 2⁷ = 224199329 is a prime.

It is not a weakly prime, because it can be changed into another prime (224199407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112099728 + 112099729.

It is an arithmetic number, because the mean of its divisors is an integer number (112099729).

Almost surely, 2^224199457 is an apocalyptic number.

It is an amenable number.

224199457 is a deficient number, since it is larger than the sum of its proper divisors (1).

224199457 is an equidigital number, since it uses as much as digits as its factorization.

224199457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 224199457 is about 14973.2914551210. The cubic root of 224199457 is about 607.4979995079.

The spelling of 224199457 in words is "two hundred twenty-four million, one hundred ninety-nine thousand, four hundred fifty-seven".