2140568 has 16 divisors (see below), whose sum is σ = 4099680. Its totient is φ = 1047328.

The previous prime is 2140549. The next prime is 2140573. The reversal of 2140568 is 8650412.

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, 2471 + ... + 3222.

It is an arithmetic number, because the mean of its divisors is an integer number (256230).

2^2140568 is an apocalyptic number.

It is an amenable number.

2140568 is a deficient number, since it is larger than the sum of its proper divisors (1959112).

2140568 is a wasteful number, since it uses less digits than its factorization.

2140568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746 (or 5742 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 2140568 is about 1463.0680093557. The cubic root of 2140568 is about 128.8772744632.

The spelling of 2140568 in words is "two million, one hundred forty thousand, five hundred sixty-eight".