979767 has 6 divisors (see below), whose sum is σ = 1415232. Its totient is φ = 653172.

The previous prime is 979757. The next prime is 979787. The reversal of 979767 is 767979.

It is not a de Polignac number, because 979767 - 2¹⁰ = 978743 is a prime.

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 979767.

It is not an unprimeable number, because it can be changed into a prime (979717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54423 + ... + 54440.

It is an arithmetic number, because the mean of its divisors is an integer number (235872).

979767 is a Friedman number, since it can be written as (7*6^7)/(9-7)-9, using all its digits and the basic arithmetic operations.

2⁹⁷⁹⁷⁶⁷ is an apocalyptic number.

979767 is a deficient number, since it is larger than the sum of its proper divisors (435465).

979767 is a wasteful number, since it uses less digits than its factorization.

979767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108869 (or 108866 counting only the distinct ones).

The product of its digits is 166698, while the sum is 45.

The square root of 979767 is about 989.8318038940. The cubic root of 979767 is about 99.3209662346.

The spelling of 979767 in words is "nine hundred seventy-nine thousand, seven hundred sixty-seven".