676166597 has 4 divisors (see below), whose sum is σ = 676219596. Its totient is φ = 676113600.

The previous prime is 676166539. The next prime is 676166599. The reversal of 676166597 is 795661676.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 648771841 + 27394756 = 25471^2 + 5234^2 .

It is a cyclic number.

It is not a de Polignac number, because 676166597 - 2⁸ = 676166341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676166599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5597 + ... + 37197.

It is an arithmetic number, because the mean of its divisors is an integer number (169054899).

Almost surely, 2^676166597 is an apocalyptic number.

It is an amenable number.

676166597 is a deficient number, since it is larger than the sum of its proper divisors (52999).

676166597 is a wasteful number, since it uses less digits than its factorization.

676166597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52998.

The product of its digits is 2857680, while the sum is 53.

The square root of 676166597 is about 26003.2035910962. The cubic root of 676166597 is about 877.7103862122.

The spelling of 676166597 in words is "six hundred seventy-six million, one hundred sixty-six thousand, five hundred ninety-seven".