2143662 has 16 divisors (see below), whose sum is σ = 4358352. Its totient is φ = 702720.

The previous prime is 2143627. The next prime is 2143667. The reversal of 2143662 is 2663412.

2143662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143667) 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 7 ways as a sum of consecutive naturals, for example, 2563 + ... + 3294.

It is an arithmetic number, because the mean of its divisors is an integer number (272397).

2^2143662 is an apocalyptic number.

2143662 is an abundant number, since it is smaller than the sum of its proper divisors (2214690).

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

2143662 is a wasteful number, since it uses less digits than its factorization.

2143662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5923.

The product of its digits is 1728, while the sum is 24.

The square root of 2143662 is about 1464.1249946640. The cubic root of 2143662 is about 128.9393381030.

The spelling of 2143662 in words is "two million, one hundred forty-three thousand, six hundred sixty-two".