807673849 has 2 divisors, whose sum is σ = 807673850. Its totient is φ = 807673848.

The previous prime is 807673813. The next prime is 807673861. The reversal of 807673849 is 948376708.

It is a happy number.

807673849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 496398400 + 311275449 = 22280^2 + 17643^2 .

It is a cyclic number.

It is not a de Polignac number, because 807673849 - 2²¹ = 805576697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 807673796 and 807673805.

It is not a weakly prime, because it can be changed into another prime (807673879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403836924 + 403836925.

It is an arithmetic number, because the mean of its divisors is an integer number (403836925).

Almost surely, 2^807673849 is an apocalyptic number.

It is an amenable number.

807673849 is a deficient number, since it is larger than the sum of its proper divisors (1).

807673849 is an equidigital number, since it uses as much as digits as its factorization.

807673849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The square root of 807673849 is about 28419.6032519808. The cubic root of 807673849 is about 931.2765638775.

The spelling of 807673849 in words is "eight hundred seven million, six hundred seventy-three thousand, eight hundred forty-nine".