368257 has 4 divisors (see below), whose sum is σ = 374356. Its totient is φ = 362160.

The previous prime is 368243. The next prime is 368273. The reversal of 368257 is 752863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 752863 = 109 ⋅6907.

It can be written as a sum of positive squares in 2 ways, for example, as 36481 + 331776 = 191^2 + 576^2 .

It is a cyclic number.

It is not a de Polignac number, because 368257 - 2⁷ = 368129 is a prime.

It is a super-2 number, since 2×368257² = 271226436098, which contains 22 as substring.

It is a Duffinian number.

368257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (368227) 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, 2958 + ... + 3079.

It is an arithmetic number, because the mean of its divisors is an integer number (93589).

2³⁶⁸²⁵⁷ is an apocalyptic number.

It is an amenable number.

368257 is a deficient number, since it is larger than the sum of its proper divisors (6099).

368257 is an equidigital number, since it uses as much as digits as its factorization.

368257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098.

The product of its digits is 10080, while the sum is 31.

The square root of 368257 is about 606.8418245309. The cubic root of 368257 is about 71.6776354823.

It can be divided in two parts, 368 and 257, that added together give a 4-th power (625 = 5⁴).

The spelling of 368257 in words is "three hundred sixty-eight thousand, two hundred fifty-seven".