675867 has 4 divisors (see below), whose sum is σ = 901160. Its totient is φ = 450576.

The previous prime is 675863. The next prime is 675877. The reversal of 675867 is 768576.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 675867 - 2² = 675863 is a prime.

It is a D-number.

It is a Duffinian number.

675867 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675867.

It is not an unprimeable number, because it can be changed into a prime (675863) 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, 112642 + ... + 112647.

It is an arithmetic number, because the mean of its divisors is an integer number (225290).

2⁶⁷⁵⁸⁶⁷ is an apocalyptic number.

675867 is a deficient number, since it is larger than the sum of its proper divisors (225293).

675867 is a wasteful number, since it uses less digits than its factorization.

675867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225292.

The product of its digits is 70560, while the sum is 39.

The square root of 675867 is about 822.1113063327. Note that the first 3 decimals coincide. The cubic root of 675867 is about 87.7580734611.

It can be divided in two parts, 675 and 867, that multiplied together give a square (585225 = 765²).

The spelling of 675867 in words is "six hundred seventy-five thousand, eight hundred sixty-seven".