3400408 has 32 divisors (see below), whose sum is σ = 7367760. Its totient is φ = 1454080.

The previous prime is 3400399. The next prime is 3400409. The reversal of 3400408 is 8040043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360 + ... + 2632.

Almost surely, 2^3400408 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 3400408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3683880).

3400408 is an abundant number, since it is smaller than the sum of its proper divisors (3967352).

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

3400408 is a wasteful number, since it uses less digits than its factorization.

3400408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307 (or 2303 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3400408 is about 1844.0195226732. The cubic root of 3400408 is about 150.3754741583.

The spelling of 3400408 in words is "three million, four hundred thousand, four hundred eight".