2130844 has 12 divisors (see below), whose sum is σ = 3792600. Its totient is φ = 1047248.

The previous prime is 2130809. The next prime is 2130853. The reversal of 2130844 is 4480312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4279 + ... + 4750.

It is an arithmetic number, because the mean of its divisors is an integer number (316050).

2^2130844 is an apocalyptic number.

It is an amenable number.

2130844 is a deficient number, since it is larger than the sum of its proper divisors (1661756).

2130844 is a wasteful number, since it uses less digits than its factorization.

2130844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092 (or 9090 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2130844 is about 1459.7410729304. The cubic root of 2130844 is about 128.6818271069.

The spelling of 2130844 in words is "two million, one hundred thirty thousand, eight hundred forty-four".