49907539 has 24 divisors (see below), whose sum is σ = 58222080. Its totient is φ = 42659760.

The previous prime is 49907531. The next prime is 49907587. The reversal of 49907539 is 93570994.

It is not a de Polignac number, because 49907539 - 2³ = 49907531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49907531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 219744 + ... + 219970.

It is an arithmetic number, because the mean of its divisors is an integer number (2425920).

Almost surely, 2^49907539 is an apocalyptic number.

49907539 is a deficient number, since it is larger than the sum of its proper divisors (8314541).

49907539 is a wasteful number, since it uses less digits than its factorization.

49907539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 49907539 is about 7064.5268065172. The cubic root of 49907539 is about 368.1759235850.

The spelling of 49907539 in words is "forty-nine million, nine hundred seven thousand, five hundred thirty-nine".