47828664 has 64 divisors (see below), whose sum is σ = 143085600. Its totient is φ = 14715648.

The previous prime is 47828659. The next prime is 47828713. The reversal of 47828664 is 46682874.

It is a super-2 number, since 2×47828664² = 4575162200049792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5709 + ... + 11324.

Almost surely, 2^47828664 is an apocalyptic number.

It is an amenable number.

47828664 is an abundant number, since it is smaller than the sum of its proper divisors (95256936).

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

47828664 is a wasteful number, since it uses less digits than its factorization.

47828664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17061 (or 17051 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 47828664 is about 6915.8270655071. The cubic root of 47828664 is about 362.9911889126.

The spelling of 47828664 in words is "forty-seven million, eight hundred twenty-eight thousand, six hundred sixty-four".