4327691 has 4 divisors (see below), whose sum is σ = 4333752. Its totient is φ = 4321632.

The previous prime is 4327669. The next prime is 4327711. The reversal of 4327691 is 1967234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1967234 = 2 ⋅983617.

It is a cyclic number.

It is not a de Polignac number, because 4327691 - 2¹⁰ = 4326667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4327621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1790 + ... + 3443.

It is an arithmetic number, because the mean of its divisors is an integer number (1083438).

Almost surely, 2^4327691 is an apocalyptic number.

4327691 is a deficient number, since it is larger than the sum of its proper divisors (6061).

4327691 is an equidigital number, since it uses as much as digits as its factorization.

4327691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6060.

The product of its digits is 9072, while the sum is 32.

The square root of 4327691 is about 2080.3103133908. The cubic root of 4327691 is about 162.9616505563.

The spelling of 4327691 in words is "four million, three hundred twenty-seven thousand, six hundred ninety-one".