2112667 has 8 divisors (see below), whose sum is σ = 2237760. Its totient is φ = 1989000.

The previous prime is 2112631. The next prime is 2112683. The reversal of 2112667 is 7662112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112767) 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, 4548 + ... + 4990.

It is an arithmetic number, because the mean of its divisors is an integer number (279720).

2^2112667 is an apocalyptic number.

2112667 is a deficient number, since it is larger than the sum of its proper divisors (125093).

2112667 is a wasteful number, since it uses less digits than its factorization.

2112667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713.

The product of its digits is 1008, while the sum is 25.

The square root of 2112667 is about 1453.5016339860. The cubic root of 2112667 is about 128.3148782517.

Adding to 2112667 its reverse (7662112), we get a palindrome (9774779).

The spelling of 2112667 in words is "two million, one hundred twelve thousand, six hundred sixty-seven".