498679 has 2 divisors, whose sum is σ = 498680. Its totient is φ = 498678.

The previous prime is 498653. The next prime is 498689. The reversal of 498679 is 976894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 498679 - 2⁵ = 498647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249339 + 249340.

It is an arithmetic number, because the mean of its divisors is an integer number (249340).

2⁴⁹⁸⁶⁷⁹ is an apocalyptic number.

498679 is a deficient number, since it is larger than the sum of its proper divisors (1).

498679 is an equidigital number, since it uses as much as digits as its factorization.

498679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 43.

The square root of 498679 is about 706.1720753471. The cubic root of 498679 is about 79.3000923909.

It can be divided in two parts, 4 and 98679, that multiplied together give a triangular number (394716 = T₈₈₈).

The spelling of 498679 in words is "four hundred ninety-eight thousand, six hundred seventy-nine".