4559391 has 6 divisors (see below), whose sum is σ = 6585800. Its totient is φ = 3039588.

The previous prime is 4559389. The next prime is 4559393. The reversal of 4559391 is 1939554.

It is an interprime number because it is at equal distance from previous prime (4559389) and next prime (4559393).

It is not a de Polignac number, because 4559391 - 2¹ = 4559389 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 (4559393) 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 5 ways as a sum of consecutive naturals, for example, 253291 + ... + 253308.

Almost surely, 2^4559391 is an apocalyptic number.

4559391 is a deficient number, since it is larger than the sum of its proper divisors (2026409).

4559391 is a wasteful number, since it uses less digits than its factorization.

4559391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506605 (or 506602 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 4559391 is about 2135.2730504551. The cubic root of 4559391 is about 165.8195043026.

It can be divided in two parts, 4559 and 391, that added together give a triangular number (4950 = T₉₉).

The spelling of 4559391 in words is "four million, five hundred fifty-nine thousand, three hundred ninety-one".