4316891 has 2 divisors, whose sum is σ = 4316892. Its totient is φ = 4316890.

The previous prime is 4316887. The next prime is 4316941. The reversal of 4316891 is 1986134.

Added to its reverse (1986134) it gives a triangular number (6303025 = T₃₅₅₀).

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4316891 - 2² = 4316887 is a prime.

It is not a weakly prime, because it can be changed into another prime (4316821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2158445 + 2158446.

It is an arithmetic number, because the mean of its divisors is an integer number (2158446).

Almost surely, 2^4316891 is an apocalyptic number.

4316891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4316891 is an equidigital number, since it uses as much as digits as its factorization.

4316891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 4316891 is about 2077.7129253099. The cubic root of 4316891 is about 162.8259775991.

Adding to 4316891 its reverse (1986134), we get a triangular number (6303025 = T₃₅₅₀).

The spelling of 4316891 in words is "four million, three hundred sixteen thousand, eight hundred ninety-one".