47566423 has 8 divisors (see below), whose sum is σ = 49001760. Its totient is φ = 46139040.

The previous prime is 47566417. The next prime is 47566427. The reversal of 47566423 is 32466574.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47566423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47566427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11493 + ... + 15073.

It is an arithmetic number, because the mean of its divisors is an integer number (6125220).

Almost surely, 2^47566423 is an apocalyptic number.

47566423 is a deficient number, since it is larger than the sum of its proper divisors (1435337).

47566423 is a wasteful number, since it uses less digits than its factorization.

47566423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3977.

The product of its digits is 120960, while the sum is 37.

The square root of 47566423 is about 6896.8415234802. The cubic root of 47566423 is about 362.3265548372.

The spelling of 47566423 in words is "forty-seven million, five hundred sixty-six thousand, four hundred twenty-three".