673131 has 8 divisors (see below), whose sum is σ = 912960. Its totient is φ = 441032.

The previous prime is 673129. The next prime is 673157. The reversal of 673131 is 131376.

673131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673131 - 2¹ = 673129 is a prime.

It is a super-2 number, since 2×673131² = 906210686322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 673098 and 673107.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 673131.

It is not an unprimeable number, because it can be changed into a prime (673111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725 + ... + 2078.

It is an arithmetic number, because the mean of its divisors is an integer number (114120).

2⁶⁷³¹³¹ is an apocalyptic number.

673131 is a deficient number, since it is larger than the sum of its proper divisors (239829).

673131 is a wasteful number, since it uses less digits than its factorization.

673131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865.

The product of its digits is 378, while the sum is 21.

The square root of 673131 is about 820.4456106288. The cubic root of 673131 is about 87.6394945033.

It can be divided in two parts, 6 and 73131, that added together give a palindrome (73137).

The spelling of 673131 in words is "six hundred seventy-three thousand, one hundred thirty-one".