5248672391 has 8 divisors (see below), whose sum is σ = 5387523840. Its totient is φ = 5111484088.

The previous prime is 5248672357. The next prime is 5248672393. The reversal of 5248672391 is 1932768425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5248672391 - 2¹⁸ = 5248410247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5248672393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409391 + ... + 422016.

It is an arithmetic number, because the mean of its divisors is an integer number (673440480).

Almost surely, 2^5248672391 is an apocalyptic number.

5248672391 is a deficient number, since it is larger than the sum of its proper divisors (138851449).

5248672391 is a wasteful number, since it uses less digits than its factorization.

5248672391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831573.

The product of its digits is 725760, while the sum is 47.

The square root of 5248672391 is about 72447.7217792251. The cubic root of 5248672391 is about 1737.8668083700.

The spelling of 5248672391 in words is "five billion, two hundred forty-eight million, six hundred seventy-two thousand, three hundred ninety-one".