197799244 has 6 divisors (see below), whose sum is σ = 346148684. Its totient is φ = 98899620.

The previous prime is 197799223. The next prime is 197799257. The reversal of 197799244 is 442997791.

197799244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 197799191 and 197799200.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24724902 + ... + 24724909.

Almost surely, 2^197799244 is an apocalyptic number.

It is an amenable number.

197799244 is a deficient number, since it is larger than the sum of its proper divisors (148349440).

197799244 is a wasteful number, since it uses less digits than its factorization.

197799244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49449815 (or 49449813 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 52.

The square root of 197799244 is about 14064.1119165058. Note that the first 3 decimals coincide. The cubic root of 197799244 is about 582.6506148991.

The spelling of 197799244 in words is "one hundred ninety-seven million, seven hundred ninety-nine thousand, two hundred forty-four".