673499 has 2 divisors, whose sum is σ = 673500. Its totient is φ = 673498.

The previous prime is 673487. The next prime is 673513. The reversal of 673499 is 994376.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673499 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (673429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336749 + 336750.

It is an arithmetic number, because the mean of its divisors is an integer number (336750).

2⁶⁷³⁴⁹⁹ is an apocalyptic number.

673499 is a deficient number, since it is larger than the sum of its proper divisors (1).

673499 is an equidigital number, since it uses as much as digits as its factorization.

673499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 38.

The square root of 673499 is about 820.6698483556. The cubic root of 673499 is about 87.6554623998.

It can be divided in two parts, 6734 and 99, that multiplied together give a palindrome (666666).

The spelling of 673499 in words is "six hundred seventy-three thousand, four hundred ninety-nine".