4328791 has 4 divisors (see below), whose sum is σ = 4355512. Its totient is φ = 4302072.

The previous prime is 4328783. The next prime is 4328813. The reversal of 4328791 is 1978234.

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 4328791 - 2³ = 4328783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4328711) 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, 13116 + ... + 13441.

It is an arithmetic number, because the mean of its divisors is an integer number (1088878).

Almost surely, 2^4328791 is an apocalyptic number.

4328791 is a deficient number, since it is larger than the sum of its proper divisors (26721).

4328791 is a wasteful number, since it uses less digits than its factorization.

4328791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26720.

The product of its digits is 12096, while the sum is 34.

The square root of 4328791 is about 2080.5746802266. The cubic root of 4328791 is about 162.9754564273.

The spelling of 4328791 in words is "four million, three hundred twenty-eight thousand, seven hundred ninety-one".