47339973 has 6 divisors (see below), whose sum is σ = 68379974. Its totient is φ = 31559976.

The previous prime is 47339921. The next prime is 47340011. The reversal of 47339973 is 37993374.

47339973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32455809 + 14884164 = 5697^2 + 3858^2 .

It is not a de Polignac number, because 47339973 - 2¹⁸ = 47077829 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 (47339273) 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 5 ways as a sum of consecutive naturals, for example, 2629990 + ... + 2630007.

Almost surely, 2^47339973 is an apocalyptic number.

It is an amenable number.

47339973 is a deficient number, since it is larger than the sum of its proper divisors (21040001).

47339973 is a wasteful number, since it uses less digits than its factorization.

47339973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260003 (or 5260000 counting only the distinct ones).

The product of its digits is 428652, while the sum is 45.

The square root of 47339973 is about 6880.4050026143. The cubic root of 47339973 is about 361.7506626269.

It can be divided in two parts, 4733 and 9973, that added together give a triangular number (14706 = T₁₇₁).

The spelling of 47339973 in words is "forty-seven million, three hundred thirty-nine thousand, nine hundred seventy-three".