2129716 has 12 divisors (see below), whose sum is σ = 3780000. Its totient is φ = 1049720.

The previous prime is 2129713. The next prime is 2129719. The reversal of 2129716 is 6179212.

It is a happy number.

2129716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2129713) and next prime (2129719).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2129713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3466 + ... + 4033.

It is an arithmetic number, because the mean of its divisors is an integer number (315000).

2^2129716 is an apocalyptic number.

It is an amenable number.

2129716 is a deficient number, since it is larger than the sum of its proper divisors (1650284).

2129716 is a wasteful number, since it uses less digits than its factorization.

2129716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7574 (or 7572 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 2129716 is about 1459.3546518924. The cubic root of 2129716 is about 128.6591164311.

The spelling of 2129716 in words is "two million, one hundred twenty-nine thousand, seven hundred sixteen".