47255566 has 8 divisors (see below), whose sum is σ = 71052984. Its totient is φ = 23571240.

The previous prime is 47255561. The next prime is 47255573. The reversal of 47255566 is 66555274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47255561) 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, 27220 + ... + 28903.

It is an arithmetic number, because the mean of its divisors is an integer number (8881623).

Almost surely, 2^47255566 is an apocalyptic number.

47255566 is a deficient number, since it is larger than the sum of its proper divisors (23797418).

47255566 is a wasteful number, since it uses less digits than its factorization.

47255566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56546.

The product of its digits is 252000, while the sum is 40.

The square root of 47255566 is about 6874.2683974369. The cubic root of 47255566 is about 361.5355346793.

The spelling of 47255566 in words is "forty-seven million, two hundred fifty-five thousand, five hundred sixty-six".