2705981764 has 12 divisors (see below), whose sum is σ = 4898760300. Its totient is φ = 1306335968.

The previous prime is 2705981753. The next prime is 2705981771. The reversal of 2705981764 is 4671895072.

It can be written as a sum of positive squares in 2 ways, for example, as 1882865664 + 823116100 = 43392^2 + 28690^2 .

It is a super-3 number, since 3×2705981764³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11663599 + ... + 11663830.

It is an arithmetic number, because the mean of its divisors is an integer number (408230025).

Almost surely, 2^2705981764 is an apocalyptic number.

It is an amenable number.

2705981764 is a deficient number, since it is larger than the sum of its proper divisors (2192778536).

2705981764 is a wasteful number, since it uses less digits than its factorization.

2705981764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23327462 (or 23327460 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 49.

The square root of 2705981764 is about 52019.0519329217. The cubic root of 2705981764 is about 1393.5042208287.

The spelling of 2705981764 in words is "two billion, seven hundred five million, nine hundred eighty-one thousand, seven hundred sixty-four".