4012023042 has 16 divisors (see below), whose sum is σ = 8915606880. Its totient is φ = 1337340996.

The previous prime is 4012023031. The next prime is 4012023083. The reversal of 4012023042 is 2403202104.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 37148308 + ... + 37148415.

It is an arithmetic number, because the mean of its divisors is an integer number (557225430).

Almost surely, 2^4012023042 is an apocalyptic number.

4012023042 is an abundant number, since it is smaller than the sum of its proper divisors (4903583838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4012023042 is a wasteful number, since it uses less digits than its factorization.

4012023042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74296734 (or 74296728 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4012023042 is about 63340.5323785647. The cubic root of 4012023042 is about 1588.9899102473.

Adding to 4012023042 its reverse (2403202104), we get a palindrome (6415225146).

The spelling of 4012023042 in words is "four billion, twelve million, twenty-three thousand, forty-two".