2773987396 has 6 divisors (see below), whose sum is σ = 4854477950. Its totient is φ = 1386993696.

The previous prime is 2773987387. The next prime is 2773987409. The reversal of 2773987396 is 6937893772.

It can be written as a sum of positive squares in only one way, i.e., 2385345600 + 388641796 = 48840^2 + 19714^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346748421 + ... + 346748428.

Almost surely, 2^2773987396 is an apocalyptic number.

It is an amenable number.

2773987396 is a deficient number, since it is larger than the sum of its proper divisors (2080490554).

2773987396 is a wasteful number, since it uses less digits than its factorization.

2773987396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693496853 (or 693496851 counting only the distinct ones).

The product of its digits is 24004512, while the sum is 61.

The square root of 2773987396 is about 52668.6566754839. The cubic root of 2773987396 is about 1405.0814314323.

The spelling of 2773987396 in words is "two billion, seven hundred seventy-three million, nine hundred eighty-seven thousand, three hundred ninety-six".