979505 has 8 divisors (see below), whose sum is σ = 1181952. Its totient is φ = 779248.

The previous prime is 979481. The next prime is 979519. The reversal of 979505 is 505979.

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 979505 - 2¹⁴ = 963121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 979505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704 + ... + 1566.

It is an arithmetic number, because the mean of its divisors is an integer number (147744).

2⁹⁷⁹⁵⁰⁵ is an apocalyptic number.

It is an amenable number.

979505 is a deficient number, since it is larger than the sum of its proper divisors (202447).

979505 is a wasteful number, since it uses less digits than its factorization.

979505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095.

The product of its (nonzero) digits is 14175, while the sum is 35.

The square root of 979505 is about 989.6994493279. The cubic root of 979505 is about 99.3121122883.

The spelling of 979505 in words is "nine hundred seventy-nine thousand, five hundred five".