785063849 has 2 divisors, whose sum is σ = 785063850. Its totient is φ = 785063848.

The previous prime is 785063813. The next prime is 785063861. The reversal of 785063849 is 948360587.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 642977449 + 142086400 = 25357^2 + 11920^2 .

It is a cyclic number.

It is not a de Polignac number, because 785063849 - 2⁸ = 785063593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 785063797 and 785063806.

It is not a weakly prime, because it can be changed into another prime (785065849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392531924 + 392531925.

It is an arithmetic number, because the mean of its divisors is an integer number (392531925).

Almost surely, 2^785063849 is an apocalyptic number.

It is an amenable number.

785063849 is a deficient number, since it is larger than the sum of its proper divisors (1).

785063849 is an equidigital number, since it uses as much as digits as its factorization.

785063849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 785063849 is about 28018.9908633412. The cubic root of 785063849 is about 922.5041454170.

The spelling of 785063849 in words is "seven hundred eighty-five million, sixty-three thousand, eight hundred forty-nine".