3455609 has 4 divisors (see below), whose sum is σ = 3536016. Its totient is φ = 3375204.

The previous prime is 3455597. The next prime is 3455629. The reversal of 3455609 is 9065543.

It is a happy number.

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 not a de Polignac number, because 3455609 - 2⁴ = 3455593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3455629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40139 + ... + 40224.

It is an arithmetic number, because the mean of its divisors is an integer number (884004).

Almost surely, 2^3455609 is an apocalyptic number.

It is an amenable number.

3455609 is a deficient number, since it is larger than the sum of its proper divisors (80407).

3455609 is an equidigital number, since it uses as much as digits as its factorization.

3455609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80406.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 3455609 is about 1858.9268409488. The cubic root of 3455609 is about 151.1848240463.

The spelling of 3455609 in words is "three million, four hundred fifty-five thousand, six hundred nine".