2116667 has 8 divisors (see below), whose sum is σ = 2524416. Its totient is φ = 1735272.

The previous prime is 2116663. The next prime is 2116669. The reversal of 2116667 is 7666112.

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

It is not a de Polignac number, because 2116667 - 2² = 2116663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116663) 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, 6413 + ... + 6734.

It is an arithmetic number, because the mean of its divisors is an integer number (315552).

2^2116667 is an apocalyptic number.

2116667 is a deficient number, since it is larger than the sum of its proper divisors (407749).

2116667 is a wasteful number, since it uses less digits than its factorization.

2116667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177.

The product of its digits is 3024, while the sum is 29.

The square root of 2116667 is about 1454.8769707436. The cubic root of 2116667 is about 128.3958084895.

The spelling of 2116667 in words is "two million, one hundred sixteen thousand, six hundred sixty-seven".