3398640829 has 8 divisors (see below), whose sum is σ = 3471804288. Its totient is φ = 3325512960.

The previous prime is 3398640811. The next prime is 3398640859. The reversal of 3398640829 is 9280468933.

3398640829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3398640829 - 2⁵ = 3398640797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3398640859) 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, 292134 + ... + 303544.

It is an arithmetic number, because the mean of its divisors is an integer number (433975536).

Almost surely, 2^3398640829 is an apocalyptic number.

It is an amenable number.

3398640829 is a deficient number, since it is larger than the sum of its proper divisors (73163459).

3398640829 is a wasteful number, since it uses less digits than its factorization.

3398640829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17795.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The square root of 3398640829 is about 58297.8629882777. The cubic root of 3398640829 is about 1503.4941990985.

The spelling of 3398640829 in words is "three billion, three hundred ninety-eight million, six hundred forty thousand, eight hundred twenty-nine".