499477799 has 4 divisors (see below), whose sum is σ = 528858864. Its totient is φ = 470096736.

The previous prime is 499477793. The next prime is 499477807. The reversal of 499477799 is 997774994.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499477799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499477793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14690507 + ... + 14690540.

It is an arithmetic number, because the mean of its divisors is an integer number (132214716).

Almost surely, 2^499477799 is an apocalyptic number.

499477799 is a deficient number, since it is larger than the sum of its proper divisors (29381065).

499477799 is a wasteful number, since it uses less digits than its factorization.

499477799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29381064.

The product of its digits is 36006768, while the sum is 65.

The square root of 499477799 is about 22348.9999552553. Note that the first 4 decimals coincide. The cubic root of 499477799 is about 793.4241155950.

The spelling of 499477799 in words is "four hundred ninety-nine million, four hundred seventy-seven thousand, seven hundred ninety-nine".