873294647 has 2 divisors, whose sum is σ = 873294648. Its totient is φ = 873294646.

The previous prime is 873294637. The next prime is 873294649. The reversal of 873294647 is 746492378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 873294647 - 2¹⁰ = 873293623 is a prime.

Together with 873294649, 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 = 873294595 and 873294604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (873294649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436647323 + 436647324.

It is an arithmetic number, because the mean of its divisors is an integer number (436647324).

Almost surely, 2^873294647 is an apocalyptic number.

873294647 is a deficient number, since it is larger than the sum of its proper divisors (1).

873294647 is an equidigital number, since it uses as much as digits as its factorization.

873294647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The square root of 873294647 is about 29551.5591297650. The cubic root of 873294647 is about 955.8438114702.

The spelling of 873294647 in words is "eight hundred seventy-three million, two hundred ninety-four thousand, six hundred forty-seven".