4552591 has 8 divisors (see below), whose sum is σ = 4744224. Its totient is φ = 4364640.

The previous prime is 4552589. The next prime is 4552601. The reversal of 4552591 is 1952554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4552591 - 2¹ = 4552589 is a prime.

It is a Duffinian number.

4552591 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4552531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1761 + ... + 3493.

It is an arithmetic number, because the mean of its divisors is an integer number (593028).

Almost surely, 2^4552591 is an apocalyptic number.

4552591 is the 1141-st centered heptagonal number.

4552591 is a deficient number, since it is larger than the sum of its proper divisors (191633).

4552591 is a wasteful number, since it uses less digits than its factorization.

4552591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841.

The product of its digits is 9000, while the sum is 31.

The square root of 4552591 is about 2133.6801541000. The cubic root of 4552591 is about 165.7370273769.

The spelling of 4552591 in words is "four million, five hundred fifty-two thousand, five hundred ninety-one".