4231247 has 2 divisors, whose sum is σ = 4231248. Its totient is φ = 4231246.

The previous prime is 4231229. The next prime is 4231261. The reversal of 4231247 is 7421324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4231247 - 2¹⁰ = 4230223 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 2 + 3³ + 1 + 2¹⁵ + 4¹¹ + 7² .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115623 + 2115624.

It is an arithmetic number, because the mean of its divisors is an integer number (2115624).

Almost surely, 2^4231247 is an apocalyptic number.

4231247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231247 is an equidigital number, since it uses as much as digits as its factorization.

4231247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 23.

The square root of 4231247 is about 2056.9995138551. Note that the first 3 decimals coincide. The cubic root of 4231247 is about 161.7419939230.

The spelling of 4231247 in words is "four million, two hundred thirty-one thousand, two hundred forty-seven".