788947 has 2 divisors, whose sum is σ = 788948. Its totient is φ = 788946.

The previous prime is 788941. The next prime is 788959. The reversal of 788947 is 749887.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 788947 - 2⁷ = 788819 is a prime.

It is not a weakly prime, because it can be changed into another prime (788941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394473 + 394474.

It is an arithmetic number, because the mean of its divisors is an integer number (394474).

2⁷⁸⁸⁹⁴⁷ is an apocalyptic number.

788947 is a deficient number, since it is larger than the sum of its proper divisors (1).

788947 is an equidigital number, since it uses as much as digits as its factorization.

788947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 43.

The square root of 788947 is about 888.2268854296. The cubic root of 788947 is about 92.4022634579.

Subtracting from 788947 its reverse (749887), we obtain a triangular number (39060 = T₂₇₉).

It can be divided in two parts, 78 and 8947, that added together give a square (9025 = 95²).

The spelling of 788947 in words is "seven hundred eighty-eight thousand, nine hundred forty-seven".