3398043520 has 32 divisors (see below), whose sum is σ = 8123449320. Its totient is φ = 1359217152.

The previous prime is 3398043503. The next prime is 3398043527. The reversal of 3398043520 is 253408933.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 3398043520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3398043527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2654082 + ... + 2655361.

Almost surely, 2^3398043520 is an apocalyptic number.

It is an amenable number.

3398043520 is an abundant number, since it is smaller than the sum of its proper divisors (4725405800).

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

3398043520 is an equidigital number, since it uses as much as digits as its factorization.

3398043520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309462 (or 5309450 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 3398043520 is about 58292.7398566923. The cubic root of 3398043520 is about 1503.4061145496.

The spelling of 3398043520 in words is "three billion, three hundred ninety-eight million, forty-three thousand, five hundred twenty".