3631249 has 2 divisors, whose sum is σ = 3631250. Its totient is φ = 3631248.

The previous prime is 3631237. The next prime is 3631321. The reversal of 3631249 is 9421363.

3631249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2155024 + 1476225 = 1468^2 + 1215^2 .

It is a cyclic number.

It is not a de Polignac number, because 3631249 - 2¹⁷ = 3500177 is a prime.

It is not a weakly prime, because it can be changed into another prime (3631219) 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 as a sum of consecutive naturals, namely, 1815624 + 1815625.

It is an arithmetic number, because the mean of its divisors is an integer number (1815625).

Almost surely, 2^3631249 is an apocalyptic number.

It is an amenable number.

3631249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3631249 is an equidigital number, since it uses as much as digits as its factorization.

3631249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 3631249 is about 1905.5836376292. The cubic root of 3631249 is about 153.7040614512.

The spelling of 3631249 in words is "three million, six hundred thirty-one thousand, two hundred forty-nine".