2040424142 has 4 divisors (see below), whose sum is σ = 3060636216. Its totient is φ = 1020212070.

The previous prime is 2040424103. The next prime is 2040424147. The reversal of 2040424142 is 2414240402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040424147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510106034 + ... + 510106037.

It is an arithmetic number, because the mean of its divisors is an integer number (765159054).

Almost surely, 2^2040424142 is an apocalyptic number.

2040424142 is a deficient number, since it is larger than the sum of its proper divisors (1020212074).

2040424142 is a wasteful number, since it uses less digits than its factorization.

2040424142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020212073.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2040424142 is about 45171.0542493752. The cubic root of 2040424142 is about 1268.3530311485.

Adding to 2040424142 its reverse (2414240402), we get a palindrome (4454664544).

The spelling of 2040424142 in words is "two billion, forty million, four hundred twenty-four thousand, one hundred forty-two".