9408257 has 2 divisors, whose sum is σ = 9408258. Its totient is φ = 9408256.

The previous prime is 9408253. The next prime is 9408263. The reversal of 9408257 is 7528049.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5424241 + 3984016 = 2329^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 9408257 - 2² = 9408253 is a prime.

It is not a weakly prime, because it can be changed into another prime (9408253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4704128 + 4704129.

It is an arithmetic number, because the mean of its divisors is an integer number (4704129).

Almost surely, 2^9408257 is an apocalyptic number.

It is an amenable number.

9408257 is a deficient number, since it is larger than the sum of its proper divisors (1).

9408257 is an equidigital number, since it uses as much as digits as its factorization.

9408257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 9408257 is about 3067.2882159980. The cubic root of 9408257 is about 211.1072057654.

The spelling of 9408257 in words is "nine million, four hundred eight thousand, two hundred fifty-seven".