47118028 has 12 divisors (see below), whose sum is σ = 82771920. Its totient is φ = 23468912.

The previous prime is 47117989. The next prime is 47118031. The reversal of 47118028 is 82081174.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21343 + ... + 23446.

It is an arithmetic number, because the mean of its divisors is an integer number (6897660).

Almost surely, 2^47118028 is an apocalyptic number.

It is an amenable number.

47118028 is a deficient number, since it is larger than the sum of its proper divisors (35653892).

47118028 is a wasteful number, since it uses less digits than its factorization.

47118028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45056 (or 45054 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 31.

The square root of 47118028 is about 6864.2572795605. The cubic root of 47118028 is about 361.1844423926.

The spelling of 47118028 in words is "forty-seven million, one hundred eighteen thousand, twenty-eight".