49183187 has 2 divisors, whose sum is σ = 49183188. Its totient is φ = 49183186.

The previous prime is 49183181. The next prime is 49183207. The reversal of 49183187 is 78138194.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49183187 is a prime.

It is not a weakly prime, because it can be changed into another prime (49183181) 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 as a sum of consecutive naturals, namely, 24591593 + 24591594.

It is an arithmetic number, because the mean of its divisors is an integer number (24591594).

Almost surely, 2^49183187 is an apocalyptic number.

49183187 is a deficient number, since it is larger than the sum of its proper divisors (1).

49183187 is an equidigital number, since it uses as much as digits as its factorization.

49183187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 41.

The square root of 49183187 is about 7013.0725791197. The cubic root of 49183187 is about 366.3860156360.

The spelling of 49183187 in words is "forty-nine million, one hundred eighty-three thousand, one hundred eighty-seven".