3937249 has 2 divisors, whose sum is σ = 3937250. Its totient is φ = 3937248.

The previous prime is 3937229. The next prime is 3937253. The reversal of 3937249 is 9427393.

3937249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2155024 + 1782225 = 1468^2 + 1335^2 .

It is a cyclic number.

It is not a de Polignac number, because 3937249 - 2¹⁷ = 3806177 is a prime.

It is not a weakly prime, because it can be changed into another prime (3937229) 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, 1968624 + 1968625.

It is an arithmetic number, because the mean of its divisors is an integer number (1968625).

Almost surely, 2^3937249 is an apocalyptic number.

It is an amenable number.

3937249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3937249 is an equidigital number, since it uses as much as digits as its factorization.

3937249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 3937249 is about 1984.2502362353. The cubic root of 3937249 is about 157.9056345129.

It can be divided in two parts, 3937 and 249, that added together give a triangular number (4186 = T₉₁).

The spelling of 3937249 in words is "three million, nine hundred thirty-seven thousand, two hundred forty-nine".