5591441 has 4 divisors (see below), whose sum is σ = 5614884. Its totient is φ = 5568000.

The previous prime is 5591437. The next prime is 5591459. The reversal of 5591441 is 1441955.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4774225 + 817216 = 2185^2 + 904^2 .

It is a cyclic number.

It is not a de Polignac number, because 5591441 - 2² = 5591437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5591401) 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, 11360 + ... + 11841.

It is an arithmetic number, because the mean of its divisors is an integer number (1403721).

Almost surely, 2^5591441 is an apocalyptic number.

It is an amenable number.

5591441 is a deficient number, since it is larger than the sum of its proper divisors (23443).

5591441 is a wasteful number, since it uses less digits than its factorization.

5591441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23442.

The product of its digits is 3600, while the sum is 29.

The square root of 5591441 is about 2364.6228029011. The cubic root of 5591441 is about 177.4902831420.

It can be divided in two parts, 55914 and 41, that added together give a palindrome (55955).

The spelling of 5591441 in words is "five million, five hundred ninety-one thousand, four hundred forty-one".