672111 has 32 divisors (see below), whose sum is σ = 1136640. Its totient is φ = 388800.

The previous prime is 672107. The next prime is 672127. The reversal of 672111 is 111276.

672111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 672111 - 2² = 672107 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 672111.

It is not an unprimeable number, because it can be changed into a prime (672131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9171 + ... + 9243.

It is an arithmetic number, because the mean of its divisors is an integer number (35520).

2⁶⁷²¹¹¹ is an apocalyptic number.

672111 is a deficient number, since it is larger than the sum of its proper divisors (464529).

672111 is a wasteful number, since it uses less digits than its factorization.

672111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 118 counting only the distinct ones).

The product of its digits is 84, while the sum is 18.

The square root of 672111 is about 819.8237615488. The cubic root of 672111 is about 87.5952052170.

Adding to 672111 its reverse (111276), we get a palindrome (783387).

The spelling of 672111 in words is "six hundred seventy-two thousand, one hundred eleven".