197446 has 8 divisors (see below), whose sum is σ = 298080. Its totient is φ = 98088.

The previous prime is 197441. The next prime is 197453. The reversal of 197446 is 644791.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197441) by changing a digit.

197446 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355 + ... + 721.

It is an arithmetic number, because the mean of its divisors is an integer number (37260).

2¹⁹⁷⁴⁴⁶ is an apocalyptic number.

197446 is a deficient number, since it is larger than the sum of its proper divisors (100634).

197446 is a wasteful number, since it uses less digits than its factorization.

197446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638.

The product of its digits is 6048, while the sum is 31.

The square root of 197446 is about 444.3489619657. The cubic root of 197446 is about 58.2303561876.

The spelling of 197446 in words is "one hundred ninety-seven thousand, four hundred forty-six".