197082216 has 96 divisors (see below), whose sum is σ = 566392320. Its totient is φ = 61776000.

The previous prime is 197082199. The next prime is 197082217. The reversal of 197082216 is 612280791.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197082217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100041 + ... + 101991.

It is an arithmetic number, because the mean of its divisors is an integer number (5899920).

Almost surely, 2^197082216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197082216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283196160).

197082216 is an abundant number, since it is smaller than the sum of its proper divisors (369310104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197082216 is a wasteful number, since it uses less digits than its factorization.

197082216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047 (or 2040 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 197082216 is about 14038.5973658340. The cubic root of 197082216 is about 581.9457206615.

The spelling of 197082216 in words is "one hundred ninety-seven million, eighty-two thousand, two hundred sixteen".