497026979 has 8 divisors (see below), whose sum is σ = 500209632. Its totient is φ = 493853760.

The previous prime is 497026939. The next prime is 497027009. The reversal of 497026979 is 979620794.

It is a happy number.

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 497026979 - 2²⁰ = 495978403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 497026979.

It is not an unprimeable number, because it can be changed into a prime (497026939) 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 7 ways as a sum of consecutive naturals, for example, 124082 + ... + 128024.

It is an arithmetic number, because the mean of its divisors is an integer number (62526204).

Almost surely, 2^497026979 is an apocalyptic number.

497026979 is a deficient number, since it is larger than the sum of its proper divisors (3182653).

497026979 is a wasteful number, since it uses less digits than its factorization.

497026979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The square root of 497026979 is about 22294.1018881676. The cubic root of 497026979 is about 792.1242721322.

The spelling of 497026979 in words is "four hundred ninety-seven million, twenty-six thousand, nine hundred seventy-nine".