4230591 has 4 divisors (see below), whose sum is σ = 5640792. Its totient is φ = 2820392.

The previous prime is 4230571. The next prime is 4230623. The reversal of 4230591 is 1950324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4230591 - 2⁷ = 4230463 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705096 + ... + 705101.

It is an arithmetic number, because the mean of its divisors is an integer number (1410198).

Almost surely, 2^4230591 is an apocalyptic number.

4230591 is a deficient number, since it is larger than the sum of its proper divisors (1410201).

4230591 is a wasteful number, since it uses less digits than its factorization.

4230591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410200.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 4230591 is about 2056.8400521188. The cubic root of 4230591 is about 161.7336348245.

The spelling of 4230591 in words is "four million, two hundred thirty thousand, five hundred ninety-one".