47956843 has 4 divisors (see below), whose sum is σ = 52316568. Its totient is φ = 43597120.

The previous prime is 47956841. The next prime is 47956859. The reversal of 47956843 is 34865974.

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 47956843 - 2¹ = 47956841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47956793 and 47956802.

It is not an unprimeable number, because it can be changed into a prime (47956841) 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, 2179846 + ... + 2179867.

It is an arithmetic number, because the mean of its divisors is an integer number (13079142).

Almost surely, 2^47956843 is an apocalyptic number.

47956843 is a deficient number, since it is larger than the sum of its proper divisors (4359725).

47956843 is a wasteful number, since it uses less digits than its factorization.

47956843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4359724.

The product of its digits is 725760, while the sum is 46.

The square root of 47956843 is about 6925.0879416799. The cubic root of 47956843 is about 363.3151671939.

The spelling of 47956843 in words is "forty-seven million, nine hundred fifty-six thousand, eight hundred forty-three".