3559409 has 12 divisors (see below), whose sum is σ = 4385124. Its totient is φ = 2870784.

The previous prime is 3559399. The next prime is 3559417. The reversal of 3559409 is 9049553.

It can be written as a sum of positive squares in 2 ways, for example, as 1882384 + 1677025 = 1372^2 + 1295^2 .

It is not a de Polignac number, because 3559409 - 2⁴ = 3559393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3559459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1304 + ... + 2969.

It is an arithmetic number, because the mean of its divisors is an integer number (365427).

Almost surely, 2^3559409 is an apocalyptic number.

It is an amenable number.

3559409 is a deficient number, since it is larger than the sum of its proper divisors (825715).

3559409 is a wasteful number, since it uses less digits than its factorization.

3559409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304 (or 4297 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 3559409 is about 1886.6396052241. The cubic root of 3559409 is about 152.6836844256.

The spelling of 3559409 in words is "three million, five hundred fifty-nine thousand, four hundred nine".