197036664 has 128 divisors (see below), whose sum is σ = 582785280. Its totient is φ = 54835200.

The previous prime is 197036659. The next prime is 197036677. The reversal of 197036664 is 466630791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192474 + ... + 193494.

It is an arithmetic number, because the mean of its divisors is an integer number (4553010).

Almost surely, 2^197036664 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 197036664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291392640).

197036664 is an abundant number, since it is smaller than the sum of its proper divisors (385748616).

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

197036664 is a wasteful number, since it uses less digits than its factorization.

197036664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 197036664 is about 14036.9748877741. The cubic root of 197036664 is about 581.9008817873.

The spelling of 197036664 in words is "one hundred ninety-seven million, thirty-six thousand, six hundred sixty-four".