3475909 has 2 divisors, whose sum is σ = 3475910. Its totient is φ = 3475908.

The previous prime is 3475903. The next prime is 3475931. The reversal of 3475909 is 9095743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3276100 + 199809 = 1810^2 + 447^2 .

It is a cyclic number.

It is not a de Polignac number, because 3475909 - 2⁵ = 3475877 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3475903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1737954 + 1737955.

It is an arithmetic number, because the mean of its divisors is an integer number (1737955).

Almost surely, 2^3475909 is an apocalyptic number.

It is an amenable number.

3475909 is a deficient number, since it is larger than the sum of its proper divisors (1).

3475909 is an equidigital number, since it uses as much as digits as its factorization.

3475909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 3475909 is about 1864.3789850779. The cubic root of 3475909 is about 151.4802916703.

The spelling of 3475909 in words is "three million, four hundred seventy-five thousand, nine hundred nine".