47344847 has 24 divisors (see below), whose sum is σ = 56099952. Its totient is φ = 39603200.

The previous prime is 47344811. The next prime is 47344883. The reversal of 47344847 is 74844374.

It is an interprime number because it is at equal distance from previous prime (47344811) and next prime (47344883).

It is not a de Polignac number, because 47344847 - 2¹⁶ = 47279311 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 (47344897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168347 + ... + 168627.

It is an arithmetic number, because the mean of its divisors is an integer number (2337498).

Almost surely, 2^47344847 is an apocalyptic number.

47344847 is a deficient number, since it is larger than the sum of its proper divisors (8755105).

47344847 is a wasteful number, since it uses less digits than its factorization.

47344847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379 (or 362 counting only the distinct ones).

The product of its digits is 301056, while the sum is 41.

The square root of 47344847 is about 6880.7591877641. The cubic root of 47344847 is about 361.7630771687.

The spelling of 47344847 in words is "forty-seven million, three hundred forty-four thousand, eight hundred forty-seven".