486980979 has 4 divisors (see below), whose sum is σ = 649307976. Its totient is φ = 324653984.

The previous prime is 486980971. The next prime is 486980983. The reversal of 486980979 is 979089684.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 486980979 - 2³ = 486980971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (486980971) 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 3 ways as a sum of consecutive naturals, for example, 81163494 + ... + 81163499.

It is an arithmetic number, because the mean of its divisors is an integer number (162326994).

Almost surely, 2^486980979 is an apocalyptic number.

486980979 is a deficient number, since it is larger than the sum of its proper divisors (162326997).

486980979 is a wasteful number, since it uses less digits than its factorization.

486980979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162326996.

The product of its (nonzero) digits is 7838208, while the sum is 60.

The square root of 486980979 is about 22067.6455246136. The cubic root of 486980979 is about 786.7510529228.

The spelling of 486980979 in words is "four hundred eighty-six million, nine hundred eighty thousand, nine hundred seventy-nine".