497486439 has 12 divisors (see below), whose sum is σ = 720936216. Its totient is φ = 330575472.

The previous prime is 497486417. The next prime is 497486471. The reversal of 497486439 is 934684794.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-497486439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497486489) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87264 + ... + 92789.

It is an arithmetic number, because the mean of its divisors is an integer number (60078018).

Almost surely, 2^497486439 is an apocalyptic number.

497486439 is a deficient number, since it is larger than the sum of its proper divisors (223449777).

497486439 is a wasteful number, since it uses less digits than its factorization.

497486439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180366 (or 180363 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 497486439 is about 22304.4040270078. The cubic root of 497486439 is about 792.3682812397.

The spelling of 497486439 in words is "four hundred ninety-seven million, four hundred eighty-six thousand, four hundred thirty-nine".