797667 has 16 divisors (see below), whose sum is σ = 1161888. Its totient is φ = 483840.

The previous prime is 797647. The next prime is 797681. The reversal of 797667 is 766797.

It is not a de Polignac number, because 797667 - 2⁷ = 797539 is a prime.

797667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (797627) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4317 + ... + 4497.

It is an arithmetic number, because the mean of its divisors is an integer number (72618).

2⁷⁹⁷⁶⁶⁷ is an apocalyptic number.

797667 is a deficient number, since it is larger than the sum of its proper divisors (364221).

797667 is a wasteful number, since it uses less digits than its factorization.

797667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310.

The product of its digits is 111132, while the sum is 42.

The square root of 797667 is about 893.1220521295. The cubic root of 797667 is about 92.7414485859.

The spelling of 797667 in words is "seven hundred ninety-seven thousand, six hundred sixty-seven".