199883473 has 2 divisors, whose sum is σ = 199883474. Its totient is φ = 199883472.

The previous prime is 199883459. The next prime is 199883503. The reversal of 199883473 is 374388991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175509504 + 24373969 = 13248^2 + 4937^2 .

It is a cyclic number.

It is not a de Polignac number, because 199883473 - 2⁹ = 199882961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 199883473.

It is not a weakly prime, because it can be changed into another prime (199883413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99941736 + 99941737.

It is an arithmetic number, because the mean of its divisors is an integer number (99941737).

Almost surely, 2^199883473 is an apocalyptic number.

It is an amenable number.

199883473 is a deficient number, since it is larger than the sum of its proper divisors (1).

199883473 is an equidigital number, since it uses as much as digits as its factorization.

199883473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 52.

The square root of 199883473 is about 14138.0151718691. The cubic root of 199883473 is about 584.6899499060.

The spelling of 199883473 in words is "one hundred ninety-nine million, eight hundred eighty-three thousand, four hundred seventy-three".