914257 has 2 divisors, whose sum is σ = 914258. Its totient is φ = 914256.

The previous prime is 914239. The next prime is 914269. The reversal of 914257 is 752419.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 844561 + 69696 = 919^2 + 264^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-914257 is a prime.

It is not a weakly prime, because it can be changed into another prime (914237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457128 + 457129.

It is an arithmetic number, because the mean of its divisors is an integer number (457129).

2⁹¹⁴²⁵⁷ is an apocalyptic number.

It is an amenable number.

914257 is a deficient number, since it is larger than the sum of its proper divisors (1).

914257 is an equidigital number, since it uses as much as digits as its factorization.

914257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 914257 is about 956.1678722902. The cubic root of 914257 is about 97.0560840509.

The spelling of 914257 in words is "nine hundred fourteen thousand, two hundred fifty-seven".