5281641 has 6 divisors (see below), whose sum is σ = 7629050. Its totient is φ = 3521088.

The previous prime is 5281631. The next prime is 5281643. The reversal of 5281641 is 1461825.

It can be written as a sum of positive squares in only one way, i.e., 4016016 + 1265625 = 2004^2 + 1125^2 .

It is not a de Polignac number, because 5281641 - 2¹⁰ = 5280617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5281643) 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, 293416 + ... + 293433.

Almost surely, 2^5281641 is an apocalyptic number.

It is an amenable number.

5281641 is a deficient number, since it is larger than the sum of its proper divisors (2347409).

5281641 is a wasteful number, since it uses less digits than its factorization.

5281641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586855 (or 586852 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 5281641 is about 2298.1821076668. The cubic root of 5281641 is about 174.1497917408.

The spelling of 5281641 in words is "five million, two hundred eighty-one thousand, six hundred forty-one".