632257 has 2 divisors, whose sum is σ = 632258. Its totient is φ = 632256.

The previous prime is 632251. The next prime is 632267. The reversal of 632257 is 752236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505521 + 126736 = 711^2 + 356^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-632257 is a prime.

It is not a weakly prime, because it can be changed into another prime (632251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316128 + 316129.

It is an arithmetic number, because the mean of its divisors is an integer number (316129).

2⁶³²²⁵⁷ is an apocalyptic number.

It is an amenable number.

632257 is a deficient number, since it is larger than the sum of its proper divisors (1).

632257 is an equidigital number, since it uses as much as digits as its factorization.

632257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 25.

The square root of 632257 is about 795.1458985620. The cubic root of 632257 is about 85.8284393058.

The spelling of 632257 in words is "six hundred thirty-two thousand, two hundred fifty-seven".