197552208 has 80 divisors (see below), whose sum is σ = 584962560. Its totient is φ = 56277888.

The previous prime is 197552207. The next prime is 197552239. The reversal of 197552208 is 802255791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197552203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156283 + ... + 157541.

It is an arithmetic number, because the mean of its divisors is an integer number (7312032).

Almost surely, 2^197552208 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 197552208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292481280).

197552208 is an abundant number, since it is smaller than the sum of its proper divisors (387410352).

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

197552208 is a wasteful number, since it uses less digits than its factorization.

197552208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744 (or 1738 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 197552208 is about 14055.3266771000. The cubic root of 197552208 is about 582.4079519554.

The spelling of 197552208 in words is "one hundred ninety-seven million, five hundred fifty-two thousand, two hundred eight".