4049393573 has 2 divisors, whose sum is σ = 4049393574. Its totient is φ = 4049393572.

The previous prime is 4049393567. The next prime is 4049393587. The reversal of 4049393573 is 3753939404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3782496004 + 266897569 = 61502^2 + 16337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4049393573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4049390573) 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 as a sum of consecutive naturals, namely, 2024696786 + 2024696787.

It is an arithmetic number, because the mean of its divisors is an integer number (2024696787).

Almost surely, 2^4049393573 is an apocalyptic number.

It is an amenable number.

4049393573 is a deficient number, since it is larger than the sum of its proper divisors (1).

4049393573 is an equidigital number, since it uses as much as digits as its factorization.

4049393573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 47.

The square root of 4049393573 is about 63634.8455879324. The cubic root of 4049393573 is about 1593.9082911795.

The spelling of 4049393573 in words is "four billion, forty-nine million, three hundred ninety-three thousand, five hundred seventy-three".