4020068 has 24 divisors (see below), whose sum is σ = 7663992. Its totient is φ = 1833984.

The previous prime is 4020031. The next prime is 4020119. The reversal of 4020068 is 8600204.

It can be written as a sum of positive squares in 4 ways, for example, as 107584 + 3912484 = 328^2 + 1978^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4646 + ... + 5442.

It is an arithmetic number, because the mean of its divisors is an integer number (319333).

Almost surely, 2^4020068 is an apocalyptic number.

It is an amenable number.

4020068 is a deficient number, since it is larger than the sum of its proper divisors (3643924).

4020068 is a wasteful number, since it uses less digits than its factorization.

4020068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4020068 is about 2005.0107231633. The cubic root of 4020068 is about 159.0051288511.

The spelling of 4020068 in words is "four million, twenty thousand, sixty-eight".