338777 has 2 divisors, whose sum is σ = 338778. Its totient is φ = 338776.

The previous prime is 338773. The next prime is 338791. The reversal of 338777 is 777833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175561 + 163216 = 419^2 + 404^2 .

It is a cyclic number.

It is not a de Polignac number, because 338777 - 2² = 338773 is a prime.

It is a super-2 number, since 2×338777² = 229539711458, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (338773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169388 + 169389.

It is an arithmetic number, because the mean of its divisors is an integer number (169389).

2³³⁸⁷⁷⁷ is an apocalyptic number.

It is an amenable number.

338777 is a deficient number, since it is larger than the sum of its proper divisors (1).

338777 is an equidigital number, since it uses as much as digits as its factorization.

338777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24696, while the sum is 35.

The square root of 338777 is about 582.0455308651. The cubic root of 338777 is about 69.7115339692.

The spelling of 338777 in words is "three hundred thirty-eight thousand, seven hundred seventy-seven".