3914406 has 40 divisors (see below), whose sum is σ = 8918184. Its totient is φ = 1283040.

The previous prime is 3914387. The next prime is 3914413. The reversal of 3914406 is 6044193.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3914406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11661 + ... + 11991.

Almost surely, 2^3914406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3914406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4459092).

3914406 is an abundant number, since it is smaller than the sum of its proper divisors (5003778).

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

3914406 is a wasteful number, since it uses less digits than its factorization.

3914406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3914406 is about 1978.4857846343. The cubic root of 3914406 is about 157.5996648107.

Adding to 3914406 its reverse (6044193), we get a palindrome (9958599).

The spelling of 3914406 in words is "three million, nine hundred fourteen thousand, four hundred six".