3474209 has 2 divisors, whose sum is σ = 3474210. Its totient is φ = 3474208.

The previous prime is 3474197. The next prime is 3474223. The reversal of 3474209 is 9024743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3168400 + 305809 = 1780^2 + 553^2 .

It is a cyclic number.

It is not a de Polignac number, because 3474209 - 2¹² = 3470113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3474259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1737104 + 1737105.

It is an arithmetic number, because the mean of its divisors is an integer number (1737105).

Almost surely, 2^3474209 is an apocalyptic number.

It is an amenable number.

3474209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3474209 is an equidigital number, since it uses as much as digits as its factorization.

3474209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 3474209 is about 1863.9230134316. The cubic root of 3474209 is about 151.4555922810.

The spelling of 3474209 in words is "three million, four hundred seventy-four thousand, two hundred nine".