677539 has 2 divisors, whose sum is σ = 677540. Its totient is φ = 677538.

The previous prime is 677533. The next prime is 677543. The reversal of 677539 is 935776.

677539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677539 - 2³ = 677531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 677498 and 677507.

It is not a weakly prime, because it can be changed into another prime (677531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338769 + 338770.

It is an arithmetic number, because the mean of its divisors is an integer number (338770).

2⁶⁷⁷⁵³⁹ is an apocalyptic number.

677539 is a deficient number, since it is larger than the sum of its proper divisors (1).

677539 is an equidigital number, since it uses as much as digits as its factorization.

677539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 37.

The square root of 677539 is about 823.1275721296. The cubic root of 677539 is about 87.8303809157.

The spelling of 677539 in words is "six hundred seventy-seven thousand, five hundred thirty-nine".