4237984991 has 16 divisors (see below), whose sum is σ = 4459929600. Its totient is φ = 4019336640.

The previous prime is 4237984987. The next prime is 4237985009. The reversal of 4237984991 is 1994897324.

It is a cyclic number.

It is not a de Polignac number, because 4237984991 - 2² = 4237984987 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4237984901) by changing a digit.

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, 1388435 + ... + 1391483.

It is an arithmetic number, because the mean of its divisors is an integer number (278745600).

Almost surely, 2^4237984991 is an apocalyptic number.

4237984991 is a deficient number, since it is larger than the sum of its proper divisors (221944609).

4237984991 is a wasteful number, since it uses less digits than its factorization.

4237984991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566.

The product of its digits is 3919104, while the sum is 56.

The square root of 4237984991 is about 65099.8079183034. The cubic root of 4237984991 is about 1618.2780299404.

The spelling of 4237984991 in words is "four billion, two hundred thirty-seven million, nine hundred eighty-four thousand, nine hundred ninety-one".