4089447243 has 96 divisors (see below), whose sum is σ = 7370711040. Its totient is φ = 2259608400.

The previous prime is 4089447239. The next prime is 4089447247. The reversal of 4089447243 is 3427449804.

It is an interprime number because it is at equal distance from previous prime (4089447239) and next prime (4089447247).

It is not a de Polignac number, because 4089447243 - 2² = 4089447239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089447247) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3321438 + ... + 3322668.

It is an arithmetic number, because the mean of its divisors is an integer number (76778240).

Almost surely, 2^4089447243 is an apocalyptic number.

4089447243 is a deficient number, since it is larger than the sum of its proper divisors (3281263797).

4089447243 is an equidigital number, since it uses as much as digits as its factorization.

4089447243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4089447243 is about 63948.7860948118. The cubic root of 4089447243 is about 1599.1463210334.

The spelling of 4089447243 in words is "four billion, eighty-nine million, four hundred forty-seven thousand, two hundred forty-three".