47796666 has 32 divisors (see below), whose sum is σ = 101122560. Its totient is φ = 15019056.

The previous prime is 47796631. The next prime is 47796689. The reversal of 47796666 is 66669774.

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, 24955 + ... + 26801.

It is an arithmetic number, because the mean of its divisors is an integer number (3160080).

Almost surely, 2^47796666 is an apocalyptic number.

47796666 is an abundant number, since it is smaller than the sum of its proper divisors (53325894).

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

47796666 is a wasteful number, since it uses less digits than its factorization.

47796666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098.

The product of its digits is 2286144, while the sum is 51.

The square root of 47796666 is about 6913.5132892040. The cubic root of 47796666 is about 362.9102222408.

The spelling of 47796666 in words is "forty-seven million, seven hundred ninety-six thousand, six hundred sixty-six".