3913408 has 28 divisors (see below), whose sum is σ = 7936992. Its totient is φ = 1913600.

The previous prime is 3913397. The next prime is 3913421. The reversal of 3913408 is 8043193.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358 + ... + 3658.

It is an arithmetic number, because the mean of its divisors is an integer number (283464).

Almost surely, 2^3913408 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 3913408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3968496).

3913408 is an abundant number, since it is smaller than the sum of its proper divisors (4023584).

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

3913408 is a wasteful number, since it uses less digits than its factorization.

3913408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 3913408 is about 1978.2335554732. The cubic root of 3913408 is about 157.5862700296.

It can be divided in two parts, 391 and 3408, that multiplied together give a triangular number (1332528 = T₁₆₃₂).

The spelling of 3913408 in words is "three million, nine hundred thirteen thousand, four hundred eight".