3398056389 has 48 divisors (see below), whose sum is σ = 6067256832. Its totient is φ = 1784588544.

The previous prime is 3398056331. The next prime is 3398056399. The reversal of 3398056389 is 9836508933.

It is not a de Polignac number, because 3398056389 - 2⁹ = 3398055877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3398056399) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 181924 + ... + 199730.

It is an arithmetic number, because the mean of its divisors is an integer number (126401184).

Almost surely, 2^3398056389 is an apocalyptic number.

3398056389 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3398056389 is a deficient number, since it is larger than the sum of its proper divisors (2669200443).

3398056389 is a wasteful number, since it uses less digits than its factorization.

3398056389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18066 (or 18063 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The square root of 3398056389 is about 58292.8502391159. The cubic root of 3398056389 is about 1503.4080124367.

The spelling of 3398056389 in words is "three billion, three hundred ninety-eight million, fifty-six thousand, three hundred eighty-nine".