2749376473 has 2 divisors, whose sum is σ = 2749376474. Its totient is φ = 2749376472.

The previous prime is 2749376447. The next prime is 2749376521. The reversal of 2749376473 is 3746739472.

2749376473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1907680329 + 841696144 = 43677^2 + 29012^2 .

It is a cyclic number.

It is not a de Polignac number, because 2749376473 - 2⁹ = 2749375961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2749376473.

It is not a weakly prime, because it can be changed into another prime (2749376173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1374688236 + 1374688237.

It is an arithmetic number, because the mean of its divisors is an integer number (1374688237).

Almost surely, 2^2749376473 is an apocalyptic number.

It is an amenable number.

2749376473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2749376473 is an equidigital number, since it uses as much as digits as its factorization.

2749376473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 52.

The square root of 2749376473 is about 52434.4969747970. The cubic root of 2749376473 is about 1400.9137696161.

The spelling of 2749376473 in words is "two billion, seven hundred forty-nine million, three hundred seventy-six thousand, four hundred seventy-three".