197492298242 has 6 divisors (see below), whose sum is σ = 296239390083. Its totient is φ = 98745834882.

The previous prime is 197492298233. The next prime is 197492298257. The reversal of 197492298242 is 242892294791.

It can be written as a sum of positive squares in only one way, i.e., 98746149121 + 98746149121 = 314239^2 + 314239^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=314239.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 471359 + ... + 785597.

Almost surely, 2^197492298242 is an apocalyptic number.

197492298242 is a deficient number, since it is larger than the sum of its proper divisors (98747091841).

197492298242 is an frugal number, since it uses more digits than its factorization.

197492298242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628480 (or 314241 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 59.

The spelling of 197492298242 in words is "one hundred ninety-seven billion, four hundred ninety-two million, two hundred ninety-eight thousand, two hundred forty-two".