3404505 has 48 divisors (see below), whose sum is σ = 6324480. Its totient is φ = 1557504.

The previous prime is 3404503. The next prime is 3404507. The reversal of 3404505 is 5054043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3404503) and next prime (3404507).

It is not a de Polignac number, because 3404505 - 2¹ = 3404503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3404503) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43056 + ... + 43134.

It is an arithmetic number, because the mean of its divisors is an integer number (131760).

Almost surely, 2^3404505 is an apocalyptic number.

It is an amenable number.

3404505 is a deficient number, since it is larger than the sum of its proper divisors (2919975).

3404505 is a wasteful number, since it uses less digits than its factorization.

3404505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 3404505 is about 1845.1300767155. The cubic root of 3404505 is about 150.4358434876.

Adding to 3404505 its reverse (5054043), we get a palindrome (8458548).

The spelling of 3404505 in words is "three million, four hundred four thousand, five hundred five".