3398782408 has 64 divisors (see below), whose sum is σ = 7534396800. Its totient is φ = 1406937600.

The previous prime is 3398782403. The next prime is 3398782421. The reversal of 3398782408 is 8042878933.

It is not an unprimeable number, because it can be changed into a prime (3398782403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282108 + ... + 293908.

It is an arithmetic number, because the mean of its divisors is an integer number (117724950).

Almost surely, 2^3398782408 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 3398782408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3767198400).

3398782408 is an abundant number, since it is smaller than the sum of its proper divisors (4135614392).

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

3398782408 is a wasteful number, since it uses less digits than its factorization.

3398782408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11990 (or 11986 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The square root of 3398782408 is about 58299.0772482721. The cubic root of 3398782408 is about 1503.5150760961.

The spelling of 3398782408 in words is "three billion, three hundred ninety-eight million, seven hundred eighty-two thousand, four hundred eight".