3746209 has 2 divisors, whose sum is σ = 3746210. Its totient is φ = 3746208.

The previous prime is 3746201. The next prime is 3746219. The reversal of 3746209 is 9026473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2795584 + 950625 = 1672^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 3746209 - 2³ = 3746201 is a prime.

It is not a weakly prime, because it can be changed into another prime (3746201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1873104 + 1873105.

It is an arithmetic number, because the mean of its divisors is an integer number (1873105).

Almost surely, 2^3746209 is an apocalyptic number.

It is an amenable number.

3746209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3746209 is an equidigital number, since it uses as much as digits as its factorization.

3746209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3746209 is about 1935.5125936041. The cubic root of 3746209 is about 155.3092542306.

The spelling of 3746209 in words is "three million, seven hundred forty-six thousand, two hundred nine".