3408636 has 144 divisors (see below), whose sum is σ = 11031552. Its totient is φ = 806400.

The previous prime is 3408599. The next prime is 3408641. The reversal of 3408636 is 6368043.

It is a d-powerful number, because it can be written as 3² + 4⁷ + 0 + 8⁵ + 6⁸ + 3⁵ + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109941 + ... + 109971.

It is an arithmetic number, because the mean of its divisors is an integer number (76608).

Almost surely, 2^3408636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3408636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5515776).

3408636 is an abundant number, since it is smaller than the sum of its proper divisors (7622916).

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

3408636 is a wasteful number, since it uses less digits than its factorization.

3408636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 3408636 is about 1846.2491706159. The cubic root of 3408636 is about 150.4966647900.

The spelling of 3408636 in words is "three million, four hundred eight thousand, six hundred thirty-six".