2772423047 has 2 divisors, whose sum is σ = 2772423048. Its totient is φ = 2772423046.

The previous prime is 2772423041. The next prime is 2772423067. The reversal of 2772423047 is 7403242772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2772423047 - 2³⁰ = 1698681223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2772423047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2772423041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1386211523 + 1386211524.

It is an arithmetic number, because the mean of its divisors is an integer number (1386211524).

Almost surely, 2^2772423047 is an apocalyptic number.

2772423047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2772423047 is an equidigital number, since it uses as much as digits as its factorization.

2772423047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712, while the sum is 38.

The square root of 2772423047 is about 52653.8037277460. The cubic root of 2772423047 is about 1404.8172568307.

The spelling of 2772423047 in words is "two billion, seven hundred seventy-two million, four hundred twenty-three thousand, forty-seven".