2116626 has 8 divisors (see below), whose sum is σ = 4233264. Its totient is φ = 705540.

The previous prime is 2116607. The next prime is 2116627. The reversal of 2116626 is 6266112.

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

2116626 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2116596 and 2116605.

It is not an unprimeable number, because it can be changed into a prime (2116627) 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, 176380 + ... + 176391.

It is an arithmetic number, because the mean of its divisors is an integer number (529158).

2^2116626 is an apocalyptic number.

2116626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2116626 is a wasteful number, since it uses less digits than its factorization.

2116626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352776.

The product of its digits is 864, while the sum is 24.

The square root of 2116626 is about 1454.8628801368. The cubic root of 2116626 is about 128.3949794720.

The spelling of 2116626 in words is "two million, one hundred sixteen thousand, six hundred twenty-six".