4026020406 has 32 divisors (see below), whose sum is σ = 8452684800. Its totient is φ = 1276700640.

The previous prime is 4026020399. The next prime is 4026020417. The reversal of 4026020406 is 6040206204.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 172461 + ... + 194408.

It is an arithmetic number, because the mean of its divisors is an integer number (264146400).

Almost surely, 2^4026020406 is an apocalyptic number.

4026020406 is an abundant number, since it is smaller than the sum of its proper divisors (4426664394).

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

4026020406 is a wasteful number, since it uses less digits than its factorization.

4026020406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366964.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4026020406 is about 63450.9291184928. The cubic root of 4026020406 is about 1590.8356834786.

The spelling of 4026020406 in words is "four billion, twenty-six million, twenty thousand, four hundred six".