1676470849 has 2 divisors, whose sum is σ = 1676470850. Its totient is φ = 1676470848.

The previous prime is 1676470847. The next prime is 1676470877. The reversal of 1676470849 is 9480746761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1092765249 + 583705600 = 33057^2 + 24160^2 .

It is a cyclic number.

It is not a de Polignac number, because 1676470849 - 2¹ = 1676470847 is a prime.

Together with 1676470847, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1676470796 and 1676470805.

It is not a weakly prime, because it can be changed into another prime (1676470841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 838235424 + 838235425.

It is an arithmetic number, because the mean of its divisors is an integer number (838235425).

Almost surely, 2^1676470849 is an apocalyptic number.

It is an amenable number.

1676470849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1676470849 is an equidigital number, since it uses as much as digits as its factorization.

1676470849 is an evil number, because the sum of its binary digits is even.

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

The square root of 1676470849 is about 40944.7291968087. The cubic root of 1676470849 is about 1187.9513864273.

The spelling of 1676470849 in words is "one billion, six hundred seventy-six million, four hundred seventy thousand, eight hundred forty-nine".