4047809934 has 48 divisors (see below), whose sum is σ = 9721161216. Its totient is φ = 1119207600.

The previous prime is 4047809933. The next prime is 4047809957. The reversal of 4047809934 is 4399087404.

4047809934 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4047809933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212952 + ... + 231179.

It is an arithmetic number, because the mean of its divisors is an integer number (202524192).

Almost surely, 2^4047809934 is an apocalyptic number.

4047809934 is an abundant number, since it is smaller than the sum of its proper divisors (5673351282).

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

4047809934 is a wasteful number, since it uses less digits than its factorization.

4047809934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444181 (or 444174 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 4047809934 is about 63622.4011964339. The cubic root of 4047809934 is about 1593.7004819186.

The spelling of 4047809934 in words is "four billion, forty-seven million, eight hundred nine thousand, nine hundred thirty-four".