49864847 has 2 divisors, whose sum is σ = 49864848. Its totient is φ = 49864846.

The previous prime is 49864781. The next prime is 49864861. The reversal of 49864847 is 74846894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49864847 - 2¹⁰ = 49863823 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 49864795 and 49864804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49864547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24932423 + 24932424.

It is an arithmetic number, because the mean of its divisors is an integer number (24932424).

Almost surely, 2^49864847 is an apocalyptic number.

49864847 is a deficient number, since it is larger than the sum of its proper divisors (1).

49864847 is an equidigital number, since it uses as much as digits as its factorization.

49864847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 50.

The square root of 49864847 is about 7061.5045847185. The cubic root of 49864847 is about 368.0709117247.

The spelling of 49864847 in words is "forty-nine million, eight hundred sixty-four thousand, eight hundred forty-seven".