49885540 has 24 divisors (see below), whose sum is σ = 105743232. Its totient is φ = 19766880.

The previous prime is 49885501. The next prime is 49885567. The reversal of 49885540 is 4558894.

It is a happy number.

49885540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9516 + ... + 13795.

It is an arithmetic number, because the mean of its divisors is an integer number (4405968).

Almost surely, 2^49885540 is an apocalyptic number.

It is an amenable number.

49885540 is an abundant number, since it is smaller than the sum of its proper divisors (55857692).

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

49885540 is a wasteful number, since it uses less digits than its factorization.

49885540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23427 (or 23425 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 49885540 is about 7062.9696304033. The cubic root of 49885540 is about 368.1218189169.

The spelling of 49885540 in words is "forty-nine million, eight hundred eighty-five thousand, five hundred forty".