3104209 has 4 divisors (see below), whose sum is σ = 3170304. Its totient is φ = 3038116.

The previous prime is 3104197. The next prime is 3104219. The reversal of 3104209 is 9024013.

3104209 is nontrivially palindromic in base 12.

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 3104209 - 2¹³ = 3096017 is a prime.

It is a super-2 number, since 2×3104209² = 19272227031362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3104219) 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, 32977 + ... + 33070.

It is an arithmetic number, because the mean of its divisors is an integer number (792576).

Almost surely, 2^3104209 is an apocalyptic number.

It is an amenable number.

3104209 is a deficient number, since it is larger than the sum of its proper divisors (66095).

3104209 is an equidigital number, since it uses as much as digits as its factorization.

3104209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66094.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3104209 is about 1761.8765564023. The cubic root of 3104209 is about 145.8759345109.

The spelling of 3104209 in words is "three million, one hundred four thousand, two hundred nine".