490819199 has 4 divisors (see below), whose sum is σ = 528574536. Its totient is φ = 453063864.

The previous prime is 490819183. The next prime is 490819213. The reversal of 490819199 is 991918094.

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 490819199 - 2⁴ = 490819183 is a prime.

It is a super-2 number, since 2×490819199² = 481806972214003202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490819129) 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, 18877649 + ... + 18877674.

It is an arithmetic number, because the mean of its divisors is an integer number (132143634).

Almost surely, 2^490819199 is an apocalyptic number.

490819199 is a deficient number, since it is larger than the sum of its proper divisors (37755337).

490819199 is a wasteful number, since it uses less digits than its factorization.

490819199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37755336.

The product of its (nonzero) digits is 209952, while the sum is 50.

The square root of 490819199 is about 22154.4397130688. The cubic root of 490819199 is about 788.8126150999.

The spelling of 490819199 in words is "four hundred ninety million, eight hundred nineteen thousand, one hundred ninety-nine".