4747229 has 2 divisors, whose sum is σ = 4747230. Its totient is φ = 4747228.

The previous prime is 4747217. The next prime is 4747231. The reversal of 4747229 is 9227474.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4507129 + 240100 = 2123^2 + 490^2 .

It is a cyclic number.

It is not a de Polignac number, because 4747229 - 2¹² = 4743133 is a prime.

Together with 4747231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4747279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373614 + 2373615.

It is an arithmetic number, because the mean of its divisors is an integer number (2373615).

Almost surely, 2^4747229 is an apocalyptic number.

It is an amenable number.

4747229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4747229 is an equidigital number, since it uses as much as digits as its factorization.

4747229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 35.

The square root of 4747229 is about 2178.8136680313. The cubic root of 4747229 is about 168.0660761435.

The spelling of 4747229 in words is "four million, seven hundred forty-seven thousand, two hundred twenty-nine".