197065994 has 8 divisors (see below), whose sum is σ = 295743360. Its totient is φ = 98484876.

The previous prime is 197065993. The next prime is 197066003. The reversal of 197065994 is 499560791.

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 (197065993) 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, 18704 + ... + 27275.

It is an arithmetic number, because the mean of its divisors is an integer number (36967920).

Almost surely, 2^197065994 is an apocalyptic number.

197065994 is a deficient number, since it is larger than the sum of its proper divisors (98677366).

197065994 is a wasteful number, since it uses less digits than its factorization.

197065994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48124.

The product of its (nonzero) digits is 612360, while the sum is 50.

The square root of 197065994 is about 14038.0195896715. The cubic root of 197065994 is about 581.9297534124.

The spelling of 197065994 in words is "one hundred ninety-seven million, sixty-five thousand, nine hundred ninety-four".