224089457 has 2 divisors, whose sum is σ = 224089458. Its totient is φ = 224089456.

The previous prime is 224089447. The next prime is 224089471. The reversal of 224089457 is 754980422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224070961 + 18496 = 14969^2 + 136^2 .

It is a cyclic number.

It is not a de Polignac number, because 224089457 - 2⁴ = 224089441 is a prime.

It is not a weakly prime, because it can be changed into another prime (224089447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112044728 + 112044729.

It is an arithmetic number, because the mean of its divisors is an integer number (112044729).

Almost surely, 2^224089457 is an apocalyptic number.

It is an amenable number.

224089457 is a deficient number, since it is larger than the sum of its proper divisors (1).

224089457 is an equidigital number, since it uses as much as digits as its factorization.

224089457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 224089457 is about 14969.6177973922. The cubic root of 224089457 is about 607.3986300853.

The spelling of 224089457 in words is "two hundred twenty-four million, eighty-nine thousand, four hundred fifty-seven".