4020446256 has 40 divisors (see below), whose sum is σ = 10390440624. Its totient is φ = 1339595520.

The previous prime is 4020446249. The next prime is 4020446257. The reversal of 4020446256 is 6526440204.

It is not an unprimeable number, because it can be changed into a prime (4020446257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109830 + ... + 141786.

Almost surely, 2^4020446256 is an apocalyptic number.

It is an amenable number.

4020446256 is an abundant number, since it is smaller than the sum of its proper divisors (6369994368).

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

4020446256 is a wasteful number, since it uses less digits than its factorization.

4020446256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34589 (or 34583 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 4020446256 is about 63406.9890154074. The cubic root of 4020446256 is about 1590.1011572839.

The spelling of 4020446256 in words is "four billion, twenty million, four hundred forty-six thousand, two hundred fifty-six".