4249933839 has 20 divisors (see below), whose sum is σ = 6365289216. Its totient is φ = 2825870976.

The previous prime is 4249933837. The next prime is 4249933841. The reversal of 4249933839 is 9383399424.

4249933839 is a `hidden beast` number, since 42 + 499 + 33 + 83 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (4249933837) and next prime (4249933841).

It is not a de Polignac number, because 4249933839 - 2¹ = 4249933837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249933837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37474 + ... + 99519.

Almost surely, 2^4249933839 is an apocalyptic number.

4249933839 is a deficient number, since it is larger than the sum of its proper divisors (2115355377).

4249933839 is a wasteful number, since it uses less digits than its factorization.

4249933839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137388 (or 137379 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The square root of 4249933839 is about 65191.5166183454. The cubic root of 4249933839 is about 1619.7974952635.

The spelling of 4249933839 in words is "four billion, two hundred forty-nine million, nine hundred thirty-three thousand, eight hundred thirty-nine".