3328621829 has 4 divisors (see below), whose sum is σ = 3584669676. Its totient is φ = 3072573984.

The previous prime is 3328621783. The next prime is 3328621853. The reversal of 3328621829 is 9281268233.

3328621829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9281268233 = 661 ⋅14041253.

It can be written as a sum of positive squares in 2 ways, for example, as 136936804 + 3191685025 = 11702^2 + 56495^2 .

It is a cyclic number.

It is not a de Polignac number, because 3328621829 - 2²⁸ = 3060186373 is a prime.

It is a super-2 number, since 2×3328621829² = 22159446560990610482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3328621829.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3328621129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128023904 + ... + 128023929.

It is an arithmetic number, because the mean of its divisors is an integer number (896167419).

Almost surely, 2^3328621829 is an apocalyptic number.

It is an amenable number.

3328621829 is a deficient number, since it is larger than the sum of its proper divisors (256047847).

3328621829 is a wasteful number, since it uses less digits than its factorization.

3328621829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256047846.

The product of its digits is 248832, while the sum is 44.

The square root of 3328621829 is about 57694.2096661355. The cubic root of 3328621829 is about 1493.0974450642.

The spelling of 3328621829 in words is "three billion, three hundred twenty-eight million, six hundred twenty-one thousand, eight hundred twenty-nine".