20062142 has 16 divisors (see below), whose sum is σ = 32963760. Its totient is φ = 9115008.

The previous prime is 20062127. The next prime is 20062151. The reversal of 20062142 is 24126002.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 20062142.

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, 9188 + ... + 11159.

It is an arithmetic number, because the mean of its divisors is an integer number (2060235).

Almost surely, 2^20062142 is an apocalyptic number.

20062142 is a deficient number, since it is larger than the sum of its proper divisors (12901618).

20062142 is a wasteful number, since it uses less digits than its factorization.

20062142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20395.

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

The square root of 20062142 is about 4479.0782533910. The cubic root of 20062142 is about 271.7226032250.

Adding to 20062142 its reverse (24126002), we get a palindrome (44188144).

The spelling of 20062142 in words is "twenty million, sixty-two thousand, one hundred forty-two".