47345671 has 8 divisors (see below), whose sum is σ = 48338640. Its totient is φ = 46359168.

The previous prime is 47345651. The next prime is 47345677. The reversal of 47345671 is 17654374.

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-47345671 is a prime.

It is a super-2 number, since 2×47345671² = 4483225124880482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47345671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47345677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14895 + ... + 17791.

It is an arithmetic number, because the mean of its divisors is an integer number (6042330).

Almost surely, 2^47345671 is an apocalyptic number.

47345671 is a deficient number, since it is larger than the sum of its proper divisors (992969).

47345671 is a wasteful number, since it uses less digits than its factorization.

47345671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233.

The product of its digits is 70560, while the sum is 37.

The square root of 47345671 is about 6880.8190646172. The cubic root of 47345671 is about 361.7651758909.

The spelling of 47345671 in words is "forty-seven million, three hundred forty-five thousand, six hundred seventy-one".