4020504426 has 24 divisors (see below), whose sum is σ = 8715585060. Its totient is φ = 1339477056.

The previous prime is 4020504413. The next prime is 4020504469. The reversal of 4020504426 is 6244050204.

It can be written as a sum of positive squares in 2 ways, for example, as 4019433201 + 1071225 = 63399^2 + 1035^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4020504426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21091 + ... + 92118.

Almost surely, 2^4020504426 is an apocalyptic number.

4020504426 is an abundant number, since it is smaller than the sum of its proper divisors (4695080634).

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

4020504426 is a wasteful number, since it uses less digits than its factorization.

4020504426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115190 (or 115187 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 4020504426 is about 63407.4477171255. The cubic root of 4020504426 is about 1590.1088260627.

The spelling of 4020504426 in words is "four billion, twenty million, five hundred four thousand, four hundred twenty-six".