497859013 has 8 divisors (see below), whose sum is σ = 513225720. Its totient is φ = 482592960.

The previous prime is 497859001. The next prime is 497859073. The reversal of 497859013 is 310958794.

497859013 = 15777² + 15778².

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 96177249 + 401681764 = 9807^2 + 20042^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497859013 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 (497859073) 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, 15058 + ... + 34963.

It is an arithmetic number, because the mean of its divisors is an integer number (64153215).

Almost surely, 2^497859013 is an apocalyptic number.

497859013 is the 15778-th centered square number.

It is an amenable number.

497859013 is a deficient number, since it is larger than the sum of its proper divisors (15366707).

497859013 is a wasteful number, since it uses less digits than its factorization.

497859013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50327.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 497859013 is about 22312.7544915459. The cubic root of 497859013 is about 792.5660368169.

The spelling of 497859013 in words is "four hundred ninety-seven million, eight hundred fifty-nine thousand, thirteen".