490511699 has 4 divisors (see below), whose sum is σ = 490686600. Its totient is φ = 490336800.

The previous prime is 490511689. The next prime is 490511737. The reversal of 490511699 is 996115094.

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

It is a cyclic number.

It is not a de Polignac number, because 490511699 - 2⁴ = 490511683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490511669) 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, 83174 + ... + 88875.

It is an arithmetic number, because the mean of its divisors is an integer number (122671650).

Almost surely, 2^490511699 is an apocalyptic number.

490511699 is a deficient number, since it is larger than the sum of its proper divisors (174901).

490511699 is a wasteful number, since it uses less digits than its factorization.

490511699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174900.

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 490511699 is about 22147.4987075290. The cubic root of 490511699 is about 788.6478493694.

The spelling of 490511699 in words is "four hundred ninety million, five hundred eleven thousand, six hundred ninety-nine".