2431142 has 16 divisors (see below), whose sum is σ = 4192512. Its totient is φ = 1035720.

The previous prime is 2431139. The next prime is 2431151. The reversal of 2431142 is 2411342.

It is a self number, because there is not a number n which added to its sum of digits gives 2431142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2543 + ... + 3365.

It is an arithmetic number, because the mean of its divisors is an integer number (262032).

2^2431142 is an apocalyptic number.

2431142 is a deficient number, since it is larger than the sum of its proper divisors (1761370).

2431142 is a wasteful number, since it uses less digits than its factorization.

2431142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043.

The product of its digits is 192, while the sum is 17.

The square root of 2431142 is about 1559.2119804568. The cubic root of 2431142 is about 134.4631998565.

Adding to 2431142 its reverse (2411342), we get a palindrome (4842484).

The spelling of 2431142 in words is "two million, four hundred thirty-one thousand, one hundred forty-two".