49845129 has 8 divisors (see below), whose sum is σ = 67301760. Its totient is φ = 32809296.

The previous prime is 49845101. The next prime is 49845143. The reversal of 49845129 is 92154894.

49845129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49845129 - 2⁵ = 49845097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49845149) 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, 104922 + ... + 105395.

It is an arithmetic number, because the mean of its divisors is an integer number (8412720).

Almost surely, 2^49845129 is an apocalyptic number.

It is an amenable number.

49845129 is a deficient number, since it is larger than the sum of its proper divisors (17456631).

49845129 is a wasteful number, since it uses less digits than its factorization.

49845129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210399.

The product of its digits is 103680, while the sum is 42.

The square root of 49845129 is about 7060.1082852885. The cubic root of 49845129 is about 368.0223900405.

The spelling of 49845129 in words is "forty-nine million, eight hundred forty-five thousand, one hundred twenty-nine".