3908436 has 108 divisors (see below), whose sum is σ = 11759328. Its totient is φ = 1005312.

The previous prime is 3908423. The next prime is 3908441. The reversal of 3908436 is 6348093.

It is a junction number, because it is equal to n+sod(n) for n = 3908397 and 3908406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 169921 + ... + 169943.

Almost surely, 2^3908436 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 3908436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5879664).

3908436 is an abundant number, since it is smaller than the sum of its proper divisors (7850892).

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

3908436 is a wasteful number, since it uses less digits than its factorization.

3908436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 3908436 is about 1976.9764793745. The cubic root of 3908436 is about 157.5195037575.

The spelling of 3908436 in words is "three million, nine hundred eight thousand, four hundred thirty-six".