499990829 has 4 divisors (see below), whose sum is σ = 538451676. Its totient is φ = 461529984.

The previous prime is 499990789. The next prime is 499990849. The reversal of 499990829 is 928099994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 321233929 + 178756900 = 17923^2 + 13370^2 .

It is a cyclic number.

It is not a de Polignac number, because 499990829 - 2¹² = 499986733 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499990849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19230404 + ... + 19230429.

It is an arithmetic number, because the mean of its divisors is an integer number (134612919).

Almost surely, 2^499990829 is an apocalyptic number.

It is an amenable number.

499990829 is a deficient number, since it is larger than the sum of its proper divisors (38460847).

499990829 is a wasteful number, since it uses less digits than its factorization.

499990829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38460846.

The product of its (nonzero) digits is 3779136, while the sum is 59.

The square root of 499990829 is about 22360.4747042633. The cubic root of 499990829 is about 793.6956732694.

The spelling of 499990829 in words is "four hundred ninety-nine million, nine hundred ninety thousand, eight hundred twenty-nine".