47866223 has 4 divisors (see below), whose sum is σ = 48340248. Its totient is φ = 47392200.

The previous prime is 47866177. The next prime is 47866249. The reversal of 47866223 is 32266874.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47866223 - 2¹⁴ = 47849839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47866253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236861 + ... + 237062.

It is an arithmetic number, because the mean of its divisors is an integer number (12085062).

Almost surely, 2^47866223 is an apocalyptic number.

47866223 is a deficient number, since it is larger than the sum of its proper divisors (474025).

47866223 is a wasteful number, since it uses less digits than its factorization.

47866223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474024.

The product of its digits is 96768, while the sum is 38.

The square root of 47866223 is about 6918.5419706756. The cubic root of 47866223 is about 363.0861808953.

The spelling of 47866223 in words is "forty-seven million, eight hundred sixty-six thousand, two hundred twenty-three".