2774328307 has 4 divisors (see below), whose sum is σ = 2775671280. Its totient is φ = 2772985336.

The previous prime is 2774328283. The next prime is 2774328313. The reversal of 2774328307 is 7038234772.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2774328307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2774308307) 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 3 ways as a sum of consecutive naturals, for example, 668383 + ... + 672520.

It is an arithmetic number, because the mean of its divisors is an integer number (693917820).

Almost surely, 2^2774328307 is an apocalyptic number.

2774328307 is a deficient number, since it is larger than the sum of its proper divisors (1342973).

2774328307 is a wasteful number, since it uses less digits than its factorization.

2774328307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342972.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 2774328307 is about 52671.8929506051. The cubic root of 2774328307 is about 1405.1389885425.

The spelling of 2774328307 in words is "two billion, seven hundred seventy-four million, three hundred twenty-eight thousand, three hundred seven".