197166064 has 20 divisors (see below), whose sum is σ = 382575960. Its totient is φ = 98436800.

The previous prime is 197166037. The next prime is 197166113. The reversal of 197166064 is 460661791.

197166064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2427 + ... + 20005.

It is an arithmetic number, because the mean of its divisors is an integer number (19128798).

Almost surely, 2^197166064 is an apocalyptic number.

It is an amenable number.

197166064 is a deficient number, since it is larger than the sum of its proper divisors (185409896).

197166064 is a wasteful number, since it uses less digits than its factorization.

197166064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18288 (or 18282 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 197166064 is about 14041.5833864988. The cubic root of 197166064 is about 582.0282379437.

The spelling of 197166064 in words is "one hundred ninety-seven million, one hundred sixty-six thousand, sixty-four".