2742786770 has 8 divisors (see below), whose sum is σ = 4937016204. Its totient is φ = 1097114704.

The previous prime is 2742786763. The next prime is 2742786773. The reversal of 2742786770 is 776872472.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2338012609 + 404774161 = 48353^2 + 20119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2742786773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137139329 + ... + 137139348.

Almost surely, 2^2742786770 is an apocalyptic number.

2742786770 is a deficient number, since it is larger than the sum of its proper divisors (2194229434).

2742786770 is a wasteful number, since it uses less digits than its factorization.

2742786770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274278684.

The product of its (nonzero) digits is 1843968, while the sum is 50.

The square root of 2742786770 is about 52371.6218003605. The cubic root of 2742786770 is about 1399.7936379508.

The spelling of 2742786770 in words is "two billion, seven hundred forty-two million, seven hundred eighty-six thousand, seven hundred seventy".