2774266749 has 12 divisors (see below), whose sum is σ = 4007779776. Its totient is φ = 1849277832.

The previous prime is 2774266723. The next prime is 2774266751. The reversal of 2774266749 is 9476624772.

It is not a de Polignac number, because 2774266749 - 2⁵ = 2774266717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2774266695 and 2774266704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2774266799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85882 + ... + 113684.

It is an arithmetic number, because the mean of its divisors is an integer number (333981648).

Almost surely, 2^2774266749 is an apocalyptic number.

It is an amenable number.

2774266749 is a deficient number, since it is larger than the sum of its proper divisors (1233513027).

2774266749 is a wasteful number, since it uses less digits than its factorization.

2774266749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38896 (or 38893 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The square root of 2774266749 is about 52671.3085939584. The cubic root of 2774266749 is about 1405.1285958545.

The spelling of 2774266749 in words is "two billion, seven hundred seventy-four million, two hundred sixty-six thousand, seven hundred forty-nine".