2143926 has 12 divisors (see below), whose sum is σ = 4645212. Its totient is φ = 714636.

The previous prime is 2143909. The next prime is 2143943. The reversal of 2143926 is 6293412.

2143926 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 (2143909) and next prime (2143943).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2143926.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 59536 + ... + 59571.

It is an arithmetic number, because the mean of its divisors is an integer number (387101).

2^2143926 is an apocalyptic number.

2143926 is an abundant number, since it is smaller than the sum of its proper divisors (2501286).

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

2143926 is a wasteful number, since it uses less digits than its factorization.

2143926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119115 (or 119112 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 2143926 is about 1464.2151481254. The cubic root of 2143926 is about 128.9446310064.

The spelling of 2143926 in words is "two million, one hundred forty-three thousand, nine hundred twenty-six".