368261 has 6 divisors (see below), whose sum is σ = 379890. Its totient is φ = 356976.

The previous prime is 368243. The next prime is 368273. The reversal of 368261 is 162863.

It can be written as a sum of positive squares in 3 ways, for example, as 112225 + 256036 = 335^2 + 506^2 .

It is not a de Polignac number, because 368261 - 2⁶ = 368197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 368261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1235 + ... + 1503.

It is an arithmetic number, because the mean of its divisors is an integer number (63315).

2³⁶⁸²⁶¹ is an apocalyptic number.

It is an amenable number.

368261 is a deficient number, since it is larger than the sum of its proper divisors (11629).

368261 is an equidigital number, since it uses as much as digits as its factorization.

368261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 306 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 368261 is about 606.8451202737. The cubic root of 368261 is about 71.6778950017.

The spelling of 368261 in words is "three hundred sixty-eight thousand, two hundred sixty-one".