49517128 has 32 divisors (see below), whose sum is σ = 94392000. Its totient is φ = 24350400.

The previous prime is 49517119. The next prime is 49517129. The reversal of 49517128 is 82171594.

It is not an unprimeable number, because it can be changed into a prime (49517129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216118 + ... + 216346.

It is an arithmetic number, because the mean of its divisors is an integer number (2949750).

Almost surely, 2^49517128 is an apocalyptic number.

It is an amenable number.

49517128 is a deficient number, since it is larger than the sum of its proper divisors (44874872).

49517128 is a wasteful number, since it uses less digits than its factorization.

49517128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 561 counting only the distinct ones).

The product of its digits is 20160, while the sum is 37.

The square root of 49517128 is about 7036.8407684131. The cubic root of 49517128 is about 367.2133677494.

The spelling of 49517128 in words is "forty-nine million, five hundred seventeen thousand, one hundred twenty-eight".