4047985422 has 32 divisors (see below), whose sum is σ = 9687488160. Its totient is φ = 1245533760.

The previous prime is 4047985367. The next prime is 4047985451. The reversal of 4047985422 is 2245897404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2882479 + ... + 2883882.

It is an arithmetic number, because the mean of its divisors is an integer number (302734005).

Almost surely, 2^4047985422 is an apocalyptic number.

4047985422 is an abundant number, since it is smaller than the sum of its proper divisors (5639502738).

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

4047985422 is a wasteful number, since it uses less digits than its factorization.

4047985422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766385 (or 5766379 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 4047985422 is about 63623.7803183684. The cubic root of 4047985422 is about 1593.7235125840.

The spelling of 4047985422 in words is "four billion, forty-seven million, nine hundred eighty-five thousand, four hundred twenty-two".