495139208 has 16 divisors (see below), whose sum is σ = 928746000. Its totient is φ = 247473616.

The previous prime is 495139207. The next prime is 495139241. The reversal of 495139208 is 802931594.

It is not an unprimeable number, because it can be changed into a prime (495139207) 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 3 ways as a sum of consecutive naturals, for example, 12983 + ... + 34041.

It is an arithmetic number, because the mean of its divisors is an integer number (58046625).

Almost surely, 2^495139208 is an apocalyptic number.

It is an amenable number.

495139208 is a deficient number, since it is larger than the sum of its proper divisors (433606792).

495139208 is a wasteful number, since it uses less digits than its factorization.

495139208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24004 (or 24000 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 495139208 is about 22251.7237085130. The cubic root of 495139208 is about 791.1201372312.

The spelling of 495139208 in words is "four hundred ninety-five million, one hundred thirty-nine thousand, two hundred eight".