4049354039 has 4 divisors (see below), whose sum is σ = 4051186056. Its totient is φ = 4047522024.

The previous prime is 4049354011. The next prime is 4049354047. The reversal of 4049354039 is 9304539404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4049354039 is a prime.

It is a super-2 number, since 2×4049354039² = 32794536266331227042, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4049353987 and 4049354005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4049354339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912689 + ... + 917114.

It is an arithmetic number, because the mean of its divisors is an integer number (1012796514).

Almost surely, 2^4049354039 is an apocalyptic number.

4049354039 is a deficient number, since it is larger than the sum of its proper divisors (1832017).

4049354039 is a wasteful number, since it uses less digits than its factorization.

4049354039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832016.

The product of its (nonzero) digits is 233280, while the sum is 41.

The square root of 4049354039 is about 63634.5349554784. The cubic root of 4049354039 is about 1593.9031040838.

The spelling of 4049354039 in words is "four billion, forty-nine million, three hundred fifty-four thousand, thirty-nine".