47006771 has 4 divisors (see below), whose sum is σ = 53722032. Its totient is φ = 40291512.

The previous prime is 47006749. The next prime is 47006777. The reversal of 47006771 is 17760074.

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 47006771 - 2¹⁰ = 47005747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47006777) 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, 3357620 + ... + 3357633.

It is an arithmetic number, because the mean of its divisors is an integer number (13430508).

Almost surely, 2^47006771 is an apocalyptic number.

47006771 is a deficient number, since it is larger than the sum of its proper divisors (6715261).

47006771 is an equidigital number, since it uses as much as digits as its factorization.

47006771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6715260.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 47006771 is about 6856.1484085454. The cubic root of 47006771 is about 360.8999372253.

The spelling of 47006771 in words is "forty-seven million, six thousand, seven hundred seventy-one".