3400404 has 36 divisors (see below), whose sum is σ = 9231264. Its totient is φ = 971376.

The previous prime is 3400399. The next prime is 3400409. The reversal of 3400404 is 4040043.

It is an interprime number because it is at equal distance from previous prime (3400399) and next prime (3400409).

3400404 is a modest number, since divided by 404 gives 340 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400409) 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, 2304 + ... + 3479.

It is an arithmetic number, because the mean of its divisors is an integer number (256424).

Almost surely, 2^3400404 is an apocalyptic number.

It is an amenable number.

3400404 is an abundant number, since it is smaller than the sum of its proper divisors (5830860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3400404 is a wasteful number, since it uses less digits than its factorization.

3400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5804 (or 5795 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 3400404 is about 1844.0184380857. The cubic root of 3400404 is about 150.3754151946.

Adding to 3400404 its reverse (4040043), we get a palindrome (7440447).

The spelling of 3400404 in words is "three million, four hundred thousand, four hundred four".