49449159 has 24 divisors (see below), whose sum is σ = 73710000. Its totient is φ = 31928832.

The previous prime is 49449151. The next prime is 49449161. The reversal of 49449159 is 95194494.

49449159 is a `hidden beast` number, since 494 + 4 + 9 + 159 = 666.

49449159 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 49449159 - 2³ = 49449151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49449151) 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 23 ways as a sum of consecutive naturals, for example, 38967 + ... + 40215.

It is an arithmetic number, because the mean of its divisors is an integer number (3071250).

Almost surely, 2^49449159 is an apocalyptic number.

49449159 is a deficient number, since it is larger than the sum of its proper divisors (24260841).

49449159 is a wasteful number, since it uses less digits than its factorization.

49449159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391 (or 1388 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 49449159 is about 7032.0095989696. The cubic root of 49449159 is about 367.0452740341.

The spelling of 49449159 in words is "forty-nine million, four hundred forty-nine thousand, one hundred fifty-nine".