47043243 has 24 divisors (see below), whose sum is σ = 75163088. Its totient is φ = 28164672.

The previous prime is 47043239. The next prime is 47043281. The reversal of 47043243 is 34234074.

It is not a de Polignac number, because 47043243 - 2² = 47043239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47043203) 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, 1105 + ... + 9762.

Almost surely, 2^47043243 is an apocalyptic number.

47043243 is a deficient number, since it is larger than the sum of its proper divisors (28119845).

47043243 is a wasteful number, since it uses less digits than its factorization.

47043243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10923 (or 10920 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 47043243 is about 6858.8076952193. The cubic root of 47043243 is about 360.9932524323.

The spelling of 47043243 in words is "forty-seven million, forty-three thousand, two hundred forty-three".