675684167 has 4 divisors (see below), whose sum is σ = 675755640. Its totient is φ = 675612696.

The previous prime is 675684151. The next prime is 675684181. The reversal of 675684167 is 761486576.

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 is a cyclic number.

It is not a de Polignac number, because 675684167 - 2⁴ = 675684151 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 (675684187) 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, 18917 + ... + 41342.

It is an arithmetic number, because the mean of its divisors is an integer number (168938910).

Almost surely, 2^675684167 is an apocalyptic number.

675684167 is a deficient number, since it is larger than the sum of its proper divisors (71473).

675684167 is a wasteful number, since it uses less digits than its factorization.

675684167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71472.

The product of its digits is 1693440, while the sum is 50.

The square root of 675684167 is about 25993.9255788732. The cubic root of 675684167 is about 877.5015941941.

The spelling of 675684167 in words is "six hundred seventy-five million, six hundred eighty-four thousand, one hundred sixty-seven".