499499 has 16 divisors (see below), whose sum is σ = 672000. Its totient is φ = 358560.

The previous prime is 499493. The next prime is 499507. The reversal of 499499 is 994994.

499499 = T₂₀₂ + T₂₀₃ + ... + T₂₂₃.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 499499 - 2⁴ = 499483 is a prime.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499499.

It is not an unprimeable number, because it can be changed into a prime (499493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 752 + ... + 1250.

It is an arithmetic number, because the mean of its divisors is an integer number (42000).

2⁴⁹⁹⁴⁹⁹ is an apocalyptic number.

499499 is a deficient number, since it is larger than the sum of its proper divisors (172501).

499499 is a wasteful number, since it uses less digits than its factorization.

499499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530.

The product of its digits is 104976, while the sum is 44.

The square root of 499499 is about 706.7524319024. The cubic root of 499499 is about 79.3435341417.

The spelling of 499499 in words is "four hundred ninety-nine thousand, four hundred ninety-nine".