979958 has 8 divisors (see below), whose sum is σ = 1679952. Its totient is φ = 419976.

The previous prime is 979949. The next prime is 979969. The reversal of 979958 is 859979.

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

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 979958.

It is an unprimeable number.

979958 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34985 + ... + 35012.

It is an arithmetic number, because the mean of its divisors is an integer number (209994).

2⁹⁷⁹⁹⁵⁸ is an apocalyptic number.

979958 is a deficient number, since it is larger than the sum of its proper divisors (699994).

979958 is a wasteful number, since it uses less digits than its factorization.

979958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70006.

The product of its digits is 204120, while the sum is 47.

The square root of 979958 is about 989.9282802304. The cubic root of 979958 is about 99.3274198342.

The spelling of 979958 in words is "nine hundred seventy-nine thousand, nine hundred fifty-eight".