2774385892 has 12 divisors (see below), whose sum is σ = 4855791276. Its totient is φ = 1387016960.

The previous prime is 2774385857. The next prime is 2774385893. The reversal of 2774385892 is 2985834772.

It is a happy number.

2774385892 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 2 ways, for example, as 2553685156 + 220700736 = 50534^2 + 14856^2 .

It is not an unprimeable number, because it can be changed into a prime (2774385893) 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, 4609 + ... + 74632.

It is an arithmetic number, because the mean of its divisors is an integer number (404649273).

Almost surely, 2^2774385892 is an apocalyptic number.

It is an amenable number.

2774385892 is a deficient number, since it is larger than the sum of its proper divisors (2081405384).

2774385892 is a wasteful number, since it uses less digits than its factorization.

2774385892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87998 (or 87996 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 55.

The square root of 2774385892 is about 52672.4395865618. The cubic root of 2774385892 is about 1405.1487103394.

The spelling of 2774385892 in words is "two billion, seven hundred seventy-four million, three hundred eighty-five thousand, eight hundred ninety-two".