4047997404 has 144 divisors (see below), whose sum is σ = 10760244768. Its totient is φ = 1182720000.

The previous prime is 4047997397. The next prime is 4047997409.

4047997404 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4047997409) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 5774254 + ... + 5774954.

It is an arithmetic number, because the mean of its divisors is an integer number (74723922).

Almost surely, 2^4047997404 is an apocalyptic number.

4047997404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4047997404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5380122384).

4047997404 is an abundant number, since it is smaller than the sum of its proper divisors (6712247364).

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

4047997404 is a wasteful number, since it uses less digits than its factorization.

4047997404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 4047997404 is about 63623.8744812040. The cubic root of 4047997404 is about 1593.7250850515.

The spelling of 4047997404 in words is "four billion, forty-seven million, nine hundred ninety-seven thousand, four hundred four".