4039492249 has 9 divisors (see below), whose sum is σ = 4375019613. Its totient is φ = 3727999392.

The previous prime is 4039492201. The next prime is 4039492253. The reversal of 4039492249 is 9422949304.

The square root of 4039492249 is 63557.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 137241225 + 3902251024 = 11715^2 + 62468^2 .

It is not a de Polignac number, because 4039492249 - 2¹¹ = 4039490201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4039492199 and 4039492208.

It is not an unprimeable number, because it can be changed into a prime (4039492049) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 823797 + ... + 828685.

Almost surely, 2^4039492249 is an apocalyptic number.

4039492249 is the 63557-th square number.

4039492249 is the 31779-th centered octagonal number.

It is an amenable number.

4039492249 is a deficient number, since it is larger than the sum of its proper divisors (335527364).

4039492249 is an frugal number, since it uses more digits than its factorization.

4039492249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9804 (or 4902 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 46.

The cubic root of 4039492249 is about 1592.6081226047.

The spelling of 4039492249 in words is "four billion, thirty-nine million, four hundred ninety-two thousand, two hundred forty-nine".