3404736 has 84 divisors (see below), whose sum is σ = 10222992. Its totient is φ = 1081344.

The previous prime is 3404729. The next prime is 3404741. The reversal of 3404736 is 6374043.

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13120 + ... + 13376.

Almost surely, 2^3404736 is an apocalyptic number.

3404736 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3404736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5111496).

3404736 is an abundant number, since it is smaller than the sum of its proper divisors (6818256).

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

3404736 is a wasteful number, since it uses less digits than its factorization.

3404736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 3404736 is about 1845.1926728664. The cubic root of 3404736 is about 150.4392458318.

Adding to 3404736 its reverse (6374043), we get a palindrome (9778779).

The spelling of 3404736 in words is "three million, four hundred four thousand, seven hundred thirty-six".