499693 has 2 divisors, whose sum is σ = 499694. Its totient is φ = 499692.

The previous prime is 499691. The next prime is 499711. The reversal of 499693 is 396994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 492804 + 6889 = 702^2 + 83^2 .

It is a cyclic number.

It is not a de Polignac number, because 499693 - 2¹ = 499691 is a prime.

Together with 499691, it forms a pair of twin primes.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249846 + 249847.

It is an arithmetic number, because the mean of its divisors is an integer number (249847).

2⁴⁹⁹⁶⁹³ is an apocalyptic number.

It is an amenable number.

499693 is a deficient number, since it is larger than the sum of its proper divisors (1).

499693 is an equidigital number, since it uses as much as digits as its factorization.

499693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 40.

The square root of 499693 is about 706.8896660724. The cubic root of 499693 is about 79.3538048685.

The spelling of 499693 in words is "four hundred ninety-nine thousand, six hundred ninety-three".