4396591 has 4 divisors (see below), whose sum is σ = 4655232. Its totient is φ = 4137952.

The previous prime is 4396589. The next prime is 4396597. The reversal of 4396591 is 1956934.

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 4396591 - 2¹ = 4396589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4396591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4396597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129295 + ... + 129328.

It is an arithmetic number, because the mean of its divisors is an integer number (1163808).

Almost surely, 2^4396591 is an apocalyptic number.

4396591 is a deficient number, since it is larger than the sum of its proper divisors (258641).

4396591 is a wasteful number, since it uses less digits than its factorization.

4396591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258640.

The product of its digits is 29160, while the sum is 37.

The square root of 4396591 is about 2096.8049503948. The cubic root of 4396591 is about 163.8219240011.

The spelling of 4396591 in words is "four million, three hundred ninety-six thousand, five hundred ninety-one".