2746729197 has 20 divisors (see below), whose sum is σ = 4117774716. Its totient is φ = 1824621120.

The previous prime is 2746729169. The next prime is 2746729199. The reversal of 2746729197 is 7919276472.

2746729197 is a `hidden beast` number, since 2 + 7 + 467 + 2 + 91 + 97 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2345368041 + 401361156 = 48429^2 + 20034^2 .

It is not a de Polignac number, because 2746729197 - 2¹¹ = 2746727149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2746729199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37578 + ... + 83099.

Almost surely, 2^2746729197 is an apocalyptic number.

2746729197 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2746729197 is a deficient number, since it is larger than the sum of its proper divisors (1371045519).

2746729197 is a wasteful number, since it uses less digits than its factorization.

2746729197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120970 (or 120961 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 2746729197 is about 52409.2472470269. The cubic root of 2746729197 is about 1400.4639953529.

The spelling of 2746729197 in words is "two billion, seven hundred forty-six million, seven hundred twenty-nine thousand, one hundred ninety-seven".