49147882 has 48 divisors (see below), whose sum is σ = 89385120. Its totient is φ = 20194272.

The previous prime is 49147843. The next prime is 49147897. The reversal of 49147882 is 28874194.

It is a Harshad number since it is a multiple of its sum of digits (43).

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 23 ways as a sum of consecutive naturals, for example, 450844 + ... + 450952.

It is an arithmetic number, because the mean of its divisors is an integer number (1862190).

Almost surely, 2^49147882 is an apocalyptic number.

49147882 is a deficient number, since it is larger than the sum of its proper divisors (40237238).

49147882 is a wasteful number, since it uses less digits than its factorization.

49147882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 268 counting only the distinct ones).

The product of its digits is 129024, while the sum is 43.

The square root of 49147882 is about 7010.5550422203. Note that the first 3 decimals coincide. The cubic root of 49147882 is about 366.2983274415.

The spelling of 49147882 in words is "forty-nine million, one hundred forty-seven thousand, eight hundred eighty-two".