968257 has 4 divisors (see below), whose sum is σ = 986580. Its totient is φ = 949936.

The previous prime is 968251. The next prime is 968263. The reversal of 968257 is 752869.

It is a Cunningham number, because it is equal to 984²+1.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (968251) and next prime (968263).

It can be written as a sum of positive squares in 2 ways, for example, as 698896 + 269361 = 836^2 + 519^2 .

It is a cyclic number.

It is not a de Polignac number, because 968257 - 2¹¹ = 966209 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (968251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9082 + ... + 9187.

It is an arithmetic number, because the mean of its divisors is an integer number (246645).

2⁹⁶⁸²⁵⁷ is an apocalyptic number.

It is an amenable number.

968257 is a deficient number, since it is larger than the sum of its proper divisors (18323).

968257 is a wasteful number, since it uses less digits than its factorization.

968257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18322.

The product of its digits is 30240, while the sum is 37.

The square root of 968257 is about 984.0005081300. Note that the first 3 decimals coincide. The cubic root of 968257 is about 98.9305025289.

It can be divided in two parts, 968 and 257, that added together give a triangular number (1225 = T₄₉).

The spelling of 968257 in words is "nine hundred sixty-eight thousand, two hundred fifty-seven".