3850840773 has 18 divisors (see below), whose sum is σ = 5991241074. Its totient is φ = 2369335104.

The previous prime is 3850840771. The next prime is 3850840793. The reversal of 3850840773 is 3770480583.

3850840773 is a `hidden beast` number, since 38 + 508 + 40 + 7 + 73 = 666.

3850840773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 867714849 + 2983125924 = 29457^2 + 54618^2 .

It is not a de Polignac number, because 3850840773 - 2¹ = 3850840771 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3850840771) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 668361 + ... + 674097.

Almost surely, 2^3850840773 is an apocalyptic number.

It is an amenable number.

3850840773 is a deficient number, since it is larger than the sum of its proper divisors (2140400301).

3850840773 is an frugal number, since it uses more digits than its factorization.

3850840773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11493 (or 5753 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 3850840773 is about 62055.1430020107. The cubic root of 3850840773 is about 1567.4192896639.

The spelling of 3850840773 in words is "three billion, eight hundred fifty million, eight hundred forty thousand, seven hundred seventy-three".