849108473 has 2 divisors, whose sum is σ = 849108474. Its totient is φ = 849108472.

The previous prime is 849108443. The next prime is 849108493. The reversal of 849108473 is 374801948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 704796304 + 144312169 = 26548^2 + 12013^2 .

It is a cyclic number.

It is not a de Polignac number, because 849108473 - 2⁶ = 849108409 is a prime.

It is not a weakly prime, because it can be changed into another prime (849108443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424554236 + 424554237.

It is an arithmetic number, because the mean of its divisors is an integer number (424554237).

Almost surely, 2^849108473 is an apocalyptic number.

It is an amenable number.

849108473 is a deficient number, since it is larger than the sum of its proper divisors (1).

849108473 is an equidigital number, since it uses as much as digits as its factorization.

849108473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 849108473 is about 29139.4659010765. The cubic root of 849108473 is about 946.9369388957.

The spelling of 849108473 in words is "eight hundred forty-nine million, one hundred eight thousand, four hundred seventy-three".