49135580 has 24 divisors (see below), whose sum is σ = 111122592. Its totient is φ = 18142272.

The previous prime is 49135579. The next prime is 49135607. The reversal of 49135580 is 8553194.

It is a self number, because there is not a number n which added to its sum of digits gives 49135580.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 94232 + ... + 94751.

It is an arithmetic number, because the mean of its divisors is an integer number (4630108).

Almost surely, 2^49135580 is an apocalyptic number.

It is an amenable number.

49135580 is an abundant number, since it is smaller than the sum of its proper divisors (61987012).

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

49135580 is a wasteful number, since it uses less digits than its factorization.

49135580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189005 (or 189003 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 49135580 is about 7009.6775960097. The cubic root of 49135580 is about 366.2677626924.

The spelling of 49135580 in words is "forty-nine million, one hundred thirty-five thousand, five hundred eighty".