3828296021 has 8 divisors (see below), whose sum is σ = 4217673888. Its totient is φ = 3445810000.

The previous prime is 3828296009. The next prime is 3828296039. The reversal of 3828296021 is 1206928283.

3828296021 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 3828296021 - 2⁶ = 3828295957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3828296021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3828296821) 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, 1721795 + ... + 1724016.

It is an arithmetic number, because the mean of its divisors is an integer number (527209236).

Almost surely, 2^3828296021 is an apocalyptic number.

It is an amenable number.

3828296021 is a deficient number, since it is larger than the sum of its proper divisors (389377867).

3828296021 is a wasteful number, since it uses less digits than its factorization.

3828296021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445923.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 3828296021 is about 61873.2253967740. The cubic root of 3828296021 is about 1564.3544815047.

The spelling of 3828296021 in words is "three billion, eight hundred twenty-eight million, two hundred ninety-six thousand, twenty-one".