4747231 has 2 divisors, whose sum is σ = 4747232. Its totient is φ = 4747230.

The previous prime is 4747229. The next prime is 4747241. The reversal of 4747231 is 1327474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4747231 - 2¹ = 4747229 is a prime.

It is a super-2 number, since 2×4747231² = 45072404334722, which contains 22 as substring.

Together with 4747229, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4747231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4747241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373615 + 2373616.

It is an arithmetic number, because the mean of its divisors is an integer number (2373616).

Almost surely, 2^4747231 is an apocalyptic number.

4747231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4747231 is an equidigital number, since it uses as much as digits as its factorization.

4747231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4704, while the sum is 28.

The square root of 4747231 is about 2178.8141269966. The cubic root of 4747231 is about 168.0660997454.

It can be divided in two parts, 47 and 47231, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 4747231 in words is "four million, seven hundred forty-seven thousand, two hundred thirty-one".