495509039 has 8 divisors (see below), whose sum is σ = 506425920. Its totient is φ = 484682400.

The previous prime is 495509023. The next prime is 495509057. The reversal of 495509039 is 930905594.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 495509039 - 2⁴ = 495509023 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 (495509059) 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 7 ways as a sum of consecutive naturals, for example, 11399 + ... + 33480.

It is an arithmetic number, because the mean of its divisors is an integer number (63303240).

Almost surely, 2^495509039 is an apocalyptic number.

495509039 is a deficient number, since it is larger than the sum of its proper divisors (10916881).

495509039 is a wasteful number, since it uses less digits than its factorization.

495509039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45121.

The product of its (nonzero) digits is 218700, while the sum is 44.

The square root of 495509039 is about 22260.0323225282. The cubic root of 495509039 is about 791.3170568933.

The spelling of 495509039 in words is "four hundred ninety-five million, five hundred nine thousand, thirty-nine".