499879 has 2 divisors, whose sum is σ = 499880. Its totient is φ = 499878.

The previous prime is 499853. The next prime is 499883. The reversal of 499879 is 978994.

499879 is nontrivially palindromic in base 16.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499879 - 2¹¹ = 497831 is a prime.

It is a Chen prime.

499879 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249939 + 249940.

It is an arithmetic number, because the mean of its divisors is an integer number (249940).

2⁴⁹⁹⁸⁷⁹ is an apocalyptic number.

499879 is a deficient number, since it is larger than the sum of its proper divisors (1).

499879 is an equidigital number, since it uses as much as digits as its factorization.

499879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 46.

The square root of 499879 is about 707.0212160890. The cubic root of 499879 is about 79.3636495643.

It can be divided in two parts, 499 and 879, that added together give a triangular number (1378 = T₅₂).

The spelling of 499879 in words is "four hundred ninety-nine thousand, eight hundred seventy-nine".