197290082 has 8 divisors (see below), whose sum is σ = 322838352. Its totient is φ = 89677300.

The previous prime is 197290081. The next prime is 197290123. The reversal of 197290082 is 280092791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (197290081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4483844 + ... + 4483887.

It is an arithmetic number, because the mean of its divisors is an integer number (40354794).

Almost surely, 2^197290082 is an apocalyptic number.

197290082 is a deficient number, since it is larger than the sum of its proper divisors (125548270).

197290082 is a wasteful number, since it uses less digits than its factorization.

197290082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967744.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 197290082 is about 14045.9987896910. The cubic root of 197290082 is about 582.1502448240.

The spelling of 197290082 in words is "one hundred ninety-seven million, two hundred ninety thousand, eighty-two".