47066647 has 8 divisors (see below), whose sum is σ = 48646080. Its totient is φ = 45507840.

The previous prime is 47066543. The next prime is 47066653. The reversal of 47066647 is 74666074.

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

It is a cyclic number.

It is not a de Polignac number, because 47066647 - 2⁷ = 47066519 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 (47066687) 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, 447 + ... + 9712.

It is an arithmetic number, because the mean of its divisors is an integer number (6080760).

Almost surely, 2^47066647 is an apocalyptic number.

47066647 is a deficient number, since it is larger than the sum of its proper divisors (1579433).

47066647 is a wasteful number, since it uses less digits than its factorization.

47066647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10313.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 47066647 is about 6860.5136105105. The cubic root of 47066647 is about 361.0531071876.

The spelling of 47066647 in words is "forty-seven million, sixty-six thousand, six hundred forty-seven".