49787135 has 16 divisors (see below), whose sum is σ = 64030176. Its totient is φ = 37029888.

The previous prime is 49787131. The next prime is 49787183. The reversal of 49787135 is 53178794.

It is a Cunningham number, because it is equal to 84⁴-1.

It is a cyclic number.

It is not a de Polignac number, because 49787135 - 2² = 49787131 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 (49787131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3527 + ... + 10583.

It is an arithmetic number, because the mean of its divisors is an integer number (4001886).

Almost surely, 2^49787135 is an apocalyptic number.

49787135 is a deficient number, since it is larger than the sum of its proper divisors (14243041).

49787135 is a wasteful number, since it uses less digits than its factorization.

49787135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7162.

The product of its digits is 211680, while the sum is 44.

The square root of 49787135 is about 7055.9999291383. Note that the first 4 decimals coincide. The cubic root of 49787135 is about 367.8796052876.

The spelling of 49787135 in words is "forty-nine million, seven hundred eighty-seven thousand, one hundred thirty-five".