2794212647 has 2 divisors, whose sum is σ = 2794212648. Its totient is φ = 2794212646.

The previous prime is 2794212613. The next prime is 2794212649. The reversal of 2794212647 is 7462124972.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2794212647 - 2⁸ = 2794212391 is a prime.

Together with 2794212649, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2794212598 and 2794212607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2794212649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1397106323 + 1397106324.

It is an arithmetic number, because the mean of its divisors is an integer number (1397106324).

Almost surely, 2^2794212647 is an apocalyptic number.

2794212647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2794212647 is an equidigital number, since it uses as much as digits as its factorization.

2794212647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 2794212647 is about 52860.3125889358. The cubic root of 2794212647 is about 1408.4880002802.

The spelling of 2794212647 in words is "two billion, seven hundred ninety-four million, two hundred twelve thousand, six hundred forty-seven".