2746473491 has 4 divisors (see below), whose sum is σ = 2747722392. Its totient is φ = 2745224592.

The previous prime is 2746473469. The next prime is 2746473523. The reversal of 2746473491 is 1943746472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2746473491 - 2³⁰ = 1672731667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2746473991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621146 + ... + 625551.

It is an arithmetic number, because the mean of its divisors is an integer number (686930598).

Almost surely, 2^2746473491 is an apocalyptic number.

2746473491 is a deficient number, since it is larger than the sum of its proper divisors (1248901).

2746473491 is a wasteful number, since it uses less digits than its factorization.

2746473491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248900.

The product of its digits is 1016064, while the sum is 47.

The square root of 2746473491 is about 52406.8076780107. The cubic root of 2746473491 is about 1400.4205354006.

The spelling of 2746473491 in words is "two billion, seven hundred forty-six million, four hundred seventy-three thousand, four hundred ninety-one".