4049343936 has 336 divisors, whose sum is σ = 13587545088. Its totient is φ = 1140480000.

The previous prime is 4049343919. The next prime is 4049343941. The reversal of 4049343936 is 6393439404.

It is a junction number, because it is equal to n+sod(n) for n = 4049343891 and 4049343900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5391561 + ... + 5392311.

Almost surely, 2^4049343936 is an apocalyptic number.

4049343936 is a gapful number since it is divisible by the number (46) 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 4049343936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6793772544).

4049343936 is an abundant number, since it is smaller than the sum of its proper divisors (9538201152).

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

4049343936 is a wasteful number, since it uses less digits than its factorization.

4049343936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 45.

The square root of 4049343936 is about 63634.4555724334. The cubic root of 4049343936 is about 1593.9017785048.

The spelling of 4049343936 in words is "four billion, forty-nine million, three hundred forty-three thousand, nine hundred thirty-six".