2649192052 has 12 divisors (see below), whose sum is σ = 4992708196. Its totient is φ = 1222704000.

The previous prime is 2649192047. The next prime is 2649192053. The reversal of 2649192052 is 2502919462.

It can be written as a sum of positive squares in 2 ways, for example, as 1324523236 + 1324668816 = 36394^2 + 36396^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2649191996 and 2649192014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2649192053) 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, 25472949 + ... + 25473052.

Almost surely, 2^2649192052 is an apocalyptic number.

It is an amenable number.

2649192052 is a deficient number, since it is larger than the sum of its proper divisors (2343516144).

2649192052 is a wasteful number, since it uses less digits than its factorization.

2649192052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50946018 (or 50946016 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 2649192052 is about 51470.3026219975. The cubic root of 2649192052 is about 1383.6868527878.

The spelling of 2649192052 in words is "two billion, six hundred forty-nine million, one hundred ninety-two thousand, fifty-two".