8278942424 has 16 divisors (see below), whose sum is σ = 15591403800. Its totient is φ = 4121234752.

The previous prime is 8278942411. The next prime is 8278942453. The reversal of 8278942424 is 4242498728.

It is a super-3 number, since 3×8278942424³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2277629 + ... + 2281260.

Almost surely, 2^8278942424 is an apocalyptic number.

It is an amenable number.

8278942424 is a deficient number, since it is larger than the sum of its proper divisors (7312461376).

8278942424 is a wasteful number, since it uses less digits than its factorization.

8278942424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559122 (or 4559118 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 50.

The square root of 8278942424 is about 90988.6939350159. The cubic root of 8278942424 is about 2022.9801471257.

The spelling of 8278942424 in words is "eight billion, two hundred seventy-eight million, nine hundred forty-two thousand, four hundred twenty-four".