47843916 has 24 divisors (see below), whose sum is σ = 118203120. Its totient is φ = 15009792.

The previous prime is 47843909. The next prime is 47843941. The reversal of 47843916 is 61934874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117061 + ... + 117468.

It is an arithmetic number, because the mean of its divisors is an integer number (4925130).

Almost surely, 2^47843916 is an apocalyptic number.

It is an amenable number.

47843916 is an abundant number, since it is smaller than the sum of its proper divisors (70359204).

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

47843916 is a wasteful number, since it uses less digits than its factorization.

47843916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234553 (or 234551 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 47843916 is about 6916.9296656826. The cubic root of 47843916 is about 363.0297693562.

The spelling of 47843916 in words is "forty-seven million, eight hundred forty-three thousand, nine hundred sixteen".