47671473 has 4 divisors (see below), whose sum is σ = 63561968. Its totient is φ = 31780980.

The previous prime is 47671471. The next prime is 47671493. The reversal of 47671473 is 37417674.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 47671473 - 2¹ = 47671471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47671471) 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, 7945243 + ... + 7945248.

It is an arithmetic number, because the mean of its divisors is an integer number (15890492).

Almost surely, 2^47671473 is an apocalyptic number.

It is an amenable number.

47671473 is a deficient number, since it is larger than the sum of its proper divisors (15890495).

47671473 is a wasteful number, since it uses less digits than its factorization.

47671473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15890494.

The product of its digits is 98784, while the sum is 39.

The square root of 47671473 is about 6904.4531282354. The cubic root of 47671473 is about 362.5930903214.

The spelling of 47671473 in words is "forty-seven million, six hundred seventy-one thousand, four hundred seventy-three".