192949973 has 2 divisors, whose sum is σ = 192949974. Its totient is φ = 192949972.

The previous prime is 192949961. The next prime is 192950027. The reversal of 192949973 is 379949291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178676689 + 14273284 = 13367^2 + 3778^2 .

It is a cyclic number.

It is not a de Polignac number, because 192949973 - 2⁸ = 192949717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (192949903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96474986 + 96474987.

It is an arithmetic number, because the mean of its divisors is an integer number (96474987).

Almost surely, 2^192949973 is an apocalyptic number.

It is an amenable number.

192949973 is a deficient number, since it is larger than the sum of its proper divisors (1).

192949973 is an equidigital number, since it uses as much as digits as its factorization.

192949973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 53.

The square root of 192949973 is about 13890.6433616302. The cubic root of 192949973 is about 577.8497202727.

The spelling of 192949973 in words is "one hundred ninety-two million, nine hundred forty-nine thousand, nine hundred seventy-three".