49877017 has 2 divisors, whose sum is σ = 49877018. Its totient is φ = 49877016.

The previous prime is 49876991. The next prime is 49877021. The reversal of 49877017 is 71077894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49617936 + 259081 = 7044^2 + 509^2 .

It is a cyclic number.

It is not a de Polignac number, because 49877017 - 2²³ = 41488409 is a prime.

It is not a weakly prime, because it can be changed into another prime (49877027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24938508 + 24938509.

It is an arithmetic number, because the mean of its divisors is an integer number (24938509).

Almost surely, 2^49877017 is an apocalyptic number.

It is an amenable number.

49877017 is a deficient number, since it is larger than the sum of its proper divisors (1).

49877017 is an equidigital number, since it uses as much as digits as its factorization.

49877017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 43.

The square root of 49877017 is about 7062.3662465211. The cubic root of 49877017 is about 368.1008530487.

The spelling of 49877017 in words is "forty-nine million, eight hundred seventy-seven thousand, seventeen".