49135984 has 20 divisors (see below), whose sum is σ = 100801584. Its totient is φ = 23122688.

The previous prime is 49135973. The next prime is 49135987. The reversal of 49135984 is 48953194.

It is a happy number.

49135984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 49135984.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49135987) 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 3 ways as a sum of consecutive naturals, for example, 90052 + ... + 90595.

Almost surely, 2^49135984 is an apocalyptic number.

It is an amenable number.

49135984 is an abundant number, since it is smaller than the sum of its proper divisors (51665600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49135984 is a wasteful number, since it uses less digits than its factorization.

49135984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180672 (or 180666 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 49135984 is about 7009.7064132530. The cubic root of 49135984 is about 366.2687665255.

It can be divided in two parts, 4913 and 5984, that multiplied together give a palindrome (29399392).

The spelling of 49135984 in words is "forty-nine million, one hundred thirty-five thousand, nine hundred eighty-four".