340877 has 2 divisors, whose sum is σ = 340878. Its totient is φ = 340876.

The previous prime is 340859. The next prime is 340889. The reversal of 340877 is 778043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259081 + 81796 = 509^2 + 286^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340877 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340877.

It is not a weakly prime, because it can be changed into another prime (340897) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170438 + 170439.

It is an arithmetic number, because the mean of its divisors is an integer number (170439).

2³⁴⁰⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

340877 is a deficient number, since it is larger than the sum of its proper divisors (1).

340877 is an equidigital number, since it uses as much as digits as its factorization.

340877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 340877 is about 583.8467264617. The cubic root of 340877 is about 69.8552792361.

The spelling of 340877 in words is "three hundred forty thousand, eight hundred seventy-seven".