2142912 has 28 divisors (see below), whose sum is σ = 5670296. Its totient is φ = 714240.

The previous prime is 2142911. The next prime is 2142923. The reversal of 2142912 is 2192412.

It is not an unprimeable number, because it can be changed into a prime (2142911) 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, 5389 + ... + 5772.

2^2142912 is an apocalyptic number.

It is an amenable number.

2142912 is an abundant number, since it is smaller than the sum of its proper divisors (3527384).

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

2142912 is a wasteful number, since it uses less digits than its factorization.

2142912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11176 (or 11166 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 2142912 is about 1463.8688465843. The cubic root of 2142912 is about 128.9242990742.

The spelling of 2142912 in words is "two million, one hundred forty-two thousand, nine hundred twelve".