49355618 has 16 divisors (see below), whose sum is σ = 80692416. Its totient is φ = 22504080.

The previous prime is 49355611. The next prime is 49355633. The reversal of 49355618 is 81655394.

49355618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (49355611) 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 7 ways as a sum of consecutive naturals, for example, 9278 + ... + 13593.

It is an arithmetic number, because the mean of its divisors is an integer number (5043276).

Almost surely, 2^49355618 is an apocalyptic number.

49355618 is a deficient number, since it is larger than the sum of its proper divisors (31336798).

49355618 is a wasteful number, since it uses less digits than its factorization.

49355618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22969.

The product of its digits is 129600, while the sum is 41.

The square root of 49355618 is about 7025.3553646773. The cubic root of 49355618 is about 366.8136863136.

The spelling of 49355618 in words is "forty-nine million, three hundred fifty-five thousand, six hundred eighteen".