2020042 has 32 divisors (see below), whose sum is σ = 3499200. Its totient is φ = 868608.

The previous prime is 2020037. The next prime is 2020043. The reversal of 2020042 is 2400202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34209 + ... + 34267.

It is an arithmetic number, because the mean of its divisors is an integer number (109350).

2^2020042 is an apocalyptic number.

2020042 is a deficient number, since it is larger than the sum of its proper divisors (1479158).

2020042 is a wasteful number, since it uses less digits than its factorization.

2020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2020042 is about 1421.2818158268. The cubic root of 2020042 is about 126.4115625939.

Adding to 2020042 its reverse (2400202), we get a palindrome (4420244).

The spelling of 2020042 in words is "two million, twenty thousand, forty-two".