47343313 has 4 divisors (see below), whose sum is σ = 48622900. Its totient is φ = 46063728.

The previous prime is 47343281. The next prime is 47343337. The reversal of 47343313 is 31334374.

47343313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43983424 + 3359889 = 6632^2 + 1833^2 .

It is a cyclic number.

It is not a de Polignac number, because 47343313 - 2⁵ = 47343281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47343343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639738 + ... + 639811.

It is an arithmetic number, because the mean of its divisors is an integer number (12155725).

Almost surely, 2^47343313 is an apocalyptic number.

It is an amenable number.

47343313 is a deficient number, since it is larger than the sum of its proper divisors (1279587).

47343313 is a wasteful number, since it uses less digits than its factorization.

47343313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279586.

The product of its digits is 9072, while the sum is 28.

The square root of 47343313 is about 6880.6477166034. The cubic root of 47343313 is about 361.7591700166.

Adding to 47343313 its reverse (31334374), we get a palindrome (78677687).

The spelling of 47343313 in words is "forty-seven million, three hundred forty-three thousand, three hundred thirteen".