4049782089 has 4 divisors (see below), whose sum is σ = 5399709456. Its totient is φ = 2699854724.

The previous prime is 4049782057. The next prime is 4049782133. The reversal of 4049782089 is 9802879404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4049782089 - 2⁵ = 4049782057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4049782019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674963679 + ... + 674963684.

It is an arithmetic number, because the mean of its divisors is an integer number (1349927364).

Almost surely, 2^4049782089 is an apocalyptic number.

It is an amenable number.

4049782089 is a deficient number, since it is larger than the sum of its proper divisors (1349927367).

4049782089 is a wasteful number, since it uses less digits than its factorization.

4049782089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349927366.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 4049782089 is about 63637.8982132503. The cubic root of 4049782089 is about 1593.9592649906.

The spelling of 4049782089 in words is "four billion, forty-nine million, seven hundred eighty-two thousand, eighty-nine".