47768428 has 12 divisors (see below), whose sum is σ = 83659072. Its totient is φ = 23865840.

The previous prime is 47768417. The next prime is 47768431. The reversal of 47768428 is 82486774.

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, 2458 + ... + 10078.

Almost surely, 2^47768428 is an apocalyptic number.

It is an amenable number.

47768428 is a deficient number, since it is larger than the sum of its proper divisors (35890644).

47768428 is a wasteful number, since it uses less digits than its factorization.

47768428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9192 (or 9190 counting only the distinct ones).

The product of its digits is 602112, while the sum is 46.

The square root of 47768428 is about 6911.4707552011. The cubic root of 47768428 is about 362.8387397260.

The spelling of 47768428 in words is "forty-seven million, seven hundred sixty-eight thousand, four hundred twenty-eight".