3408404 has 6 divisors (see below), whose sum is σ = 5964714. Its totient is φ = 1704200.

The previous prime is 3408389. The next prime is 3408407. The reversal of 3408404 is 4048043.

It can be written as a sum of positive squares in only one way, i.e., 3204100 + 204304 = 1790^2 + 452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3408404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426047 + ... + 426054.

It is an arithmetic number, because the mean of its divisors is an integer number (994119).

Almost surely, 2^3408404 is an apocalyptic number.

It is an amenable number.

3408404 is a deficient number, since it is larger than the sum of its proper divisors (2556310).

3408404 is a wasteful number, since it uses less digits than its factorization.

3408404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852105 (or 852103 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 3408404 is about 1846.1863394576. The cubic root of 3408404 is about 150.4932503237.

The spelling of 3408404 in words is "three million, four hundred eight thousand, four hundred four".