3286378773 has 6 divisors (see below), whose sum is σ = 4746991574. Its totient is φ = 2190919176.

The previous prime is 3286378747. The next prime is 3286378829. The reversal of 3286378773 is 3778736823.

It can be written as a sum of positive squares in only one way, i.e., 2510310609 + 776068164 = 50103^2 + 27858^2 .

It is not a de Polignac number, because 3286378773 - 2⁵ = 3286378741 is a prime.

It is a super-3 number, since 3×3286378773³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3286378373) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182576590 + ... + 182576607.

Almost surely, 2^3286378773 is an apocalyptic number.

It is an amenable number.

3286378773 is a deficient number, since it is larger than the sum of its proper divisors (1460612801).

3286378773 is a wasteful number, since it uses less digits than its factorization.

3286378773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365153203 (or 365153200 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The square root of 3286378773 is about 57326.9463079973. The cubic root of 3286378773 is about 1486.7543080498.

The spelling of 3286378773 in words is "three billion, two hundred eighty-six million, three hundred seventy-eight thousand, seven hundred seventy-three".