4243565982 has 32 divisors (see below), whose sum is σ = 9015811200. Its totient is φ = 1327775328.

The previous prime is 4243565929. The next prime is 4243566007. The reversal of 4243565982 is 2895653424.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158328 + ... + 183179.

It is an arithmetic number, because the mean of its divisors is an integer number (281744100).

Almost surely, 2^4243565982 is an apocalyptic number.

4243565982 is an abundant number, since it is smaller than the sum of its proper divisors (4772245218).

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

4243565982 is a wasteful number, since it uses less digits than its factorization.

4243565982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341640.

The product of its digits is 2073600, while the sum is 48.

The square root of 4243565982 is about 65142.6586961263. The cubic root of 4243565982 is about 1618.9880869979.

The spelling of 4243565982 in words is "four billion, two hundred forty-three million, five hundred sixty-five thousand, nine hundred eighty-two".