3937369 has 2 divisors, whose sum is σ = 3937370. Its totient is φ = 3937368.

The previous prime is 3937363. The next prime is 3937397. The reversal of 3937369 is 9637393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2286144 + 1651225 = 1512^2 + 1285^2 .

It is a cyclic number.

It is not a de Polignac number, because 3937369 - 2⁵ = 3937337 is a prime.

It is a super-2 number, since 2×3937369² = 31005749284322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3937363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1968684 + 1968685.

It is an arithmetic number, because the mean of its divisors is an integer number (1968685).

Almost surely, 2^3937369 is an apocalyptic number.

It is an amenable number.

3937369 is a deficient number, since it is larger than the sum of its proper divisors (1).

3937369 is an equidigital number, since it uses as much as digits as its factorization.

3937369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91854, while the sum is 40.

The square root of 3937369 is about 1984.2804741266. The cubic root of 3937369 is about 157.9072387196.

The spelling of 3937369 in words is "three million, nine hundred thirty-seven thousand, three hundred sixty-nine".