3475009 has 4 divisors (see below), whose sum is σ = 3490816. Its totient is φ = 3459204.

The previous prime is 3474949. The next prime is 3475013. The reversal of 3475009 is 9005743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3475009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3475049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7569 + ... + 8014.

It is an arithmetic number, because the mean of its divisors is an integer number (872704).

Almost surely, 2^3475009 is an apocalyptic number.

It is an amenable number.

3475009 is a deficient number, since it is larger than the sum of its proper divisors (15807).

3475009 is a wasteful number, since it uses less digits than its factorization.

3475009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15806.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 3475009 is about 1864.1376022172. The cubic root of 3475009 is about 151.4672165265.

It can be divided in two parts, 347 and 5009, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 3475009 in words is "three million, four hundred seventy-five thousand, nine".