3329388981 has 16 divisors (see below), whose sum is σ = 5192030400. Its totient is φ = 2102771664.

The previous prime is 3329388941. The next prime is 3329388983. The reversal of 3329388981 is 1898839233.

It is a happy number.

It is not a de Polignac number, because 3329388981 - 2¹⁵ = 3329356213 is a prime.

It is a super-2 number, since 2×3329388981² = 22169661973608436722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3329388983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3244506 + ... + 3245531.

It is an arithmetic number, because the mean of its divisors is an integer number (324501900).

Almost surely, 2^3329388981 is an apocalyptic number.

It is an amenable number.

3329388981 is a deficient number, since it is larger than the sum of its proper divisors (1862641419).

3329388981 is a wasteful number, since it uses less digits than its factorization.

3329388981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6490065 (or 6490059 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 3329388981 is about 57700.8577145955. The cubic root of 3329388981 is about 1493.2121416528.

The spelling of 3329388981 in words is "three billion, three hundred twenty-nine million, three hundred eighty-eight thousand, nine hundred eighty-one".