4216231 has 2 divisors, whose sum is σ = 4216232. Its totient is φ = 4216230.

The previous prime is 4216211. The next prime is 4216237. The reversal of 4216231 is 1326124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4216231 - 2⁹ = 4215719 is a prime.

It is a super-2 number, since 2×4216231² = 35553207690722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4216199 and 4216208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4216237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2108115 + 2108116.

It is an arithmetic number, because the mean of its divisors is an integer number (2108116).

Almost surely, 2^4216231 is an apocalyptic number.

4216231 is the 1186-th hex number.

4216231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4216231 is an equidigital number, since it uses as much as digits as its factorization.

4216231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 4216231 is about 2053.3462932491. The cubic root of 4216231 is about 161.5504352250.

The spelling of 4216231 in words is "four million, two hundred sixteen thousand, two hundred thirty-one".