2116712 has 16 divisors (see below), whose sum is σ = 4274340. Its totient is φ = 976896.

The previous prime is 2116693. The next prime is 2116717. The reversal of 2116712 is 2176112.

It can be written as a sum of positive squares in 2 ways, for example, as 1976836 + 139876 = 1406^2 + 374^2 .

It is not an unprimeable number, because it can be changed into a prime (2116717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10073 + ... + 10280.

2^2116712 is an apocalyptic number.

It is an amenable number.

2116712 is an abundant number, since it is smaller than the sum of its proper divisors (2157628).

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

2116712 is a wasteful number, since it uses less digits than its factorization.

2116712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20372 (or 20368 counting only the distinct ones).

The product of its digits is 168, while the sum is 20.

The square root of 2116712 is about 1454.8924358866. The cubic root of 2116712 is about 128.3967183745.

The spelling of 2116712 in words is "two million, one hundred sixteen thousand, seven hundred twelve".