5631841 has 2 divisors, whose sum is σ = 5631842. Its totient is φ = 5631840.

The previous prime is 5631823. The next prime is 5631851. The reversal of 5631841 is 1481365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5267025 + 364816 = 2295^2 + 604^2 .

It is a cyclic number.

It is not a de Polignac number, because 5631841 - 2¹³ = 5623649 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (5631851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2815920 + 2815921.

It is an arithmetic number, because the mean of its divisors is an integer number (2815921).

Almost surely, 2^5631841 is an apocalyptic number.

It is an amenable number.

5631841 is a deficient number, since it is larger than the sum of its proper divisors (1).

5631841 is an equidigital number, since it uses as much as digits as its factorization.

5631841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 28.

The square root of 5631841 is about 2373.1500163285. The cubic root of 5631841 is about 177.9167329266.

The spelling of 5631841 in words is "five million, six hundred thirty-one thousand, eight hundred forty-one".