49055247 has 8 divisors (see below), whose sum is σ = 72674480. Its totient is φ = 32703480.

The previous prime is 49055239. The next prime is 49055257. The reversal of 49055247 is 74255094.

49055247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49055247 - 2³ = 49055239 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 (49055257) 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 in 7 ways as a sum of consecutive naturals, for example, 908404 + ... + 908457.

It is an arithmetic number, because the mean of its divisors is an integer number (9084310).

Almost surely, 2^49055247 is an apocalyptic number.

49055247 is a deficient number, since it is larger than the sum of its proper divisors (23619233).

49055247 is a wasteful number, since it uses less digits than its factorization.

49055247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816870 (or 1816864 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 49055247 is about 7003.9451025833. The cubic root of 49055247 is about 366.0680470092.

The spelling of 49055247 in words is "forty-nine million, fifty-five thousand, two hundred forty-seven".