2142044 has 6 divisors (see below), whose sum is σ = 3748584. Its totient is φ = 1071020.

The previous prime is 2142043. The next prime is 2142053. The reversal of 2142044 is 4402412.

2142044 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 (2142043) 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 as a sum of consecutive naturals, namely, 267752 + ... + 267759.

It is an arithmetic number, because the mean of its divisors is an integer number (624764).

2^2142044 is an apocalyptic number.

It is an amenable number.

2142044 is a deficient number, since it is larger than the sum of its proper divisors (1606540).

2142044 is a wasteful number, since it uses less digits than its factorization.

2142044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535515 (or 535513 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2142044 is about 1463.5723419087. The cubic root of 2142044 is about 128.9068895236.

Adding to 2142044 its reverse (4402412), we get a palindrome (6544456).

The spelling of 2142044 in words is "two million, one hundred forty-two thousand, forty-four".