786800473 has 2 divisors, whose sum is σ = 786800474. Its totient is φ = 786800472.

The previous prime is 786800437. The next prime is 786800519. The reversal of 786800473 is 374008687.

Together with previous prime (786800437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 729162009 + 57638464 = 27003^2 + 7592^2 .

It is a cyclic number.

It is not a de Polignac number, because 786800473 - 2²¹ = 784703321 is a prime.

It is not a weakly prime, because it can be changed into another prime (786800173) 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 as a sum of consecutive naturals, namely, 393400236 + 393400237.

It is an arithmetic number, because the mean of its divisors is an integer number (393400237).

Almost surely, 2^786800473 is an apocalyptic number.

It is an amenable number.

786800473 is a deficient number, since it is larger than the sum of its proper divisors (1).

786800473 is an equidigital number, since it uses as much as digits as its factorization.

786800473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 786800473 is about 28049.9638680694. The cubic root of 786800473 is about 923.1838621086.

The spelling of 786800473 in words is "seven hundred eighty-six million, eight hundred thousand, four hundred seventy-three".