3821690960 has 40 divisors (see below), whose sum is σ = 8910668520. Its totient is φ = 1524334592.

The previous prime is 3821690953. The next prime is 3821690993. The reversal of 3821690960 is 690961283.

It can be written as a sum of positive squares in 4 ways, for example, as 218330176 + 3603360784 = 14776^2 + 60028^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39425 + ... + 95904.

It is an arithmetic number, because the mean of its divisors is an integer number (222766713).

Almost surely, 2^3821690960 is an apocalyptic number.

It is an amenable number.

3821690960 is an abundant number, since it is smaller than the sum of its proper divisors (5088977560).

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

3821690960 is a wasteful number, since it uses less digits than its factorization.

3821690960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135695 (or 135689 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 3821690960 is about 61819.8265930923. The cubic root of 3821690960 is about 1563.4542894589.

The spelling of 3821690960 in words is "three billion, eight hundred twenty-one million, six hundred ninety thousand, nine hundred sixty".