47028228 has 24 divisors (see below), whose sum is σ = 118173888. Its totient is φ = 14470176.

The previous prime is 47028203. The next prime is 47028259. The reversal of 47028228 is 82282074.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150576 + ... + 150887.

It is an arithmetic number, because the mean of its divisors is an integer number (4923912).

Almost surely, 2^47028228 is an apocalyptic number.

It is an amenable number.

47028228 is an abundant number, since it is smaller than the sum of its proper divisors (71145660).

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

47028228 is a wasteful number, since it uses less digits than its factorization.

47028228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301483 (or 301481 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 47028228 is about 6857.7130298664. The cubic root of 47028228 is about 360.9548417409.

The spelling of 47028228 in words is "forty-seven million, twenty-eight thousand, two hundred twenty-eight".