3785621822 has 16 divisors (see below), whose sum is σ = 5704875360. Its totient is φ = 1884008448.

The previous prime is 3785621803. The next prime is 3785621849. The reversal of 3785621822 is 2281265873.

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, 1070954 + ... + 1074482.

It is an arithmetic number, because the mean of its divisors is an integer number (356554710).

Almost surely, 2^3785621822 is an apocalyptic number.

3785621822 is a deficient number, since it is larger than the sum of its proper divisors (1919253538).

3785621822 is a wasteful number, since it uses less digits than its factorization.

3785621822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5875.

The product of its digits is 322560, while the sum is 44.

The square root of 3785621822 is about 61527.4070800972. The cubic root of 3785621822 is about 1558.5201040448.

The spelling of 3785621822 in words is "three billion, seven hundred eighty-five million, six hundred twenty-one thousand, eight hundred twenty-two".