4200843440 has 20 divisors (see below), whose sum is σ = 9766961184. Its totient is φ = 1680337344.

The previous prime is 4200843391. The next prime is 4200843469. The reversal of 4200843440 is 443480024.

4200843440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26255192 + ... + 26255351.

Almost surely, 2^4200843440 is an apocalyptic number.

4200843440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4200843440 is an abundant number, since it is smaller than the sum of its proper divisors (5566117744).

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

4200843440 is a wasteful number, since it uses less digits than its factorization.

4200843440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52510556 (or 52510550 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 4200843440 is about 64813.9139382895. The cubic root of 4200843440 is about 1613.5366411971.

The spelling of 4200843440 in words is "four billion, two hundred million, eight hundred forty-three thousand, four hundred forty".