5247673939 has 4 divisors (see below), whose sum is σ = 5359326624. Its totient is φ = 5136021256.

The previous prime is 5247673931. The next prime is 5247673943. The reversal of 5247673939 is 9393767425.

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

It is not a de Polignac number, because 5247673939 - 2³ = 5247673931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5247673939.

It is not an unprimeable number, because it can be changed into a prime (5247673931) 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, 55826272 + ... + 55826365.

It is an arithmetic number, because the mean of its divisors is an integer number (1339831656).

Almost surely, 2^5247673939 is an apocalyptic number.

5247673939 is a deficient number, since it is larger than the sum of its proper divisors (111652685).

5247673939 is a wasteful number, since it uses less digits than its factorization.

5247673939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111652684.

The product of its digits is 8573040, while the sum is 55.

The square root of 5247673939 is about 72440.8306067787. The cubic root of 5247673939 is about 1737.7566035728.

The spelling of 5247673939 in words is "five billion, two hundred forty-seven million, six hundred seventy-three thousand, nine hundred thirty-nine".