2143094 has 8 divisors (see below), whose sum is σ = 3354480. Its totient is φ = 1024936.

The previous prime is 2143093. The next prime is 2143109. The reversal of 2143094 is 4903412.

2143094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143093) 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 3 ways as a sum of consecutive naturals, for example, 23249 + ... + 23340.

It is an arithmetic number, because the mean of its divisors is an integer number (419310).

2^2143094 is an apocalyptic number.

2143094 is a deficient number, since it is larger than the sum of its proper divisors (1211386).

2143094 is a wasteful number, since it uses less digits than its factorization.

2143094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46614.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2143094 is about 1463.9310093034. The cubic root of 2143094 is about 128.9279488676.

The spelling of 2143094 in words is "two million, one hundred forty-three thousand, ninety-four".