49959187 has 2 divisors, whose sum is σ = 49959188. Its totient is φ = 49959186.

The previous prime is 49959181. The next prime is 49959191. The reversal of 49959187 is 78195994.

49959187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49959187 - 2³ = 49959179 is a prime.

It is not a weakly prime, because it can be changed into another prime (49959181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24979593 + 24979594.

It is an arithmetic number, because the mean of its divisors is an integer number (24979594).

Almost surely, 2^49959187 is an apocalyptic number.

49959187 is a deficient number, since it is larger than the sum of its proper divisors (1).

49959187 is an equidigital number, since it uses as much as digits as its factorization.

49959187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 52.

The square root of 49959187 is about 7068.1813078047. The cubic root of 49959187 is about 368.3028849933.

The spelling of 49959187 in words is "forty-nine million, nine hundred fifty-nine thousand, one hundred eighty-seven".