2774374673 has 4 divisors (see below), whose sum is σ = 3170713920. Its totient is φ = 2378035428.

The previous prime is 2774374651. The next prime is 2774374679. The reversal of 2774374673 is 3764734772.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2774374673 - 2¹⁸ = 2774112529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2774374679) 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, 198169613 + ... + 198169626.

It is an arithmetic number, because the mean of its divisors is an integer number (792678480).

Almost surely, 2^2774374673 is an apocalyptic number.

It is an amenable number.

2774374673 is a deficient number, since it is larger than the sum of its proper divisors (396339247).

2774374673 is an equidigital number, since it uses as much as digits as its factorization.

2774374673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396339246.

The product of its digits is 4148928, while the sum is 50.

The square root of 2774374673 is about 52672.3330886339. Note that the first 3 decimals coincide. The cubic root of 2774374673 is about 1405.1468163004.

The spelling of 2774374673 in words is "two billion, seven hundred seventy-four million, three hundred seventy-four thousand, six hundred seventy-three".