224865859 has 2 divisors, whose sum is σ = 224865860. Its totient is φ = 224865858.

The previous prime is 224865833. The next prime is 224865881. The reversal of 224865859 is 958568422.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224865859 - 2⁵ = 224865827 is a prime.

It is not a weakly prime, because it can be changed into another prime (224865889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112432929 + 112432930.

It is an arithmetic number, because the mean of its divisors is an integer number (112432930).

Almost surely, 2^224865859 is an apocalyptic number.

224865859 is a deficient number, since it is larger than the sum of its proper divisors (1).

224865859 is an equidigital number, since it uses as much as digits as its factorization.

224865859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1382400, while the sum is 49.

The square root of 224865859 is about 14995.5279666973. The cubic root of 224865859 is about 608.0993055058.

The spelling of 224865859 in words is "two hundred twenty-four million, eight hundred sixty-five thousand, eight hundred fifty-nine".