197488236 has 48 divisors (see below), whose sum is σ = 503717760. Its totient is φ = 59723520.

The previous prime is 197488211. The next prime is 197488243. The reversal of 197488236 is 632884791.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80500 + ... + 82916.

It is an arithmetic number, because the mean of its divisors is an integer number (10494120).

Almost surely, 2^197488236 is an apocalyptic number.

It is an amenable number.

197488236 is an abundant number, since it is smaller than the sum of its proper divisors (306229524).

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

197488236 is a wasteful number, since it uses less digits than its factorization.

197488236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054 (or 3052 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 197488236 is about 14053.0507719854. The cubic root of 197488236 is about 582.3450794212.

The spelling of 197488236 in words is "one hundred ninety-seven million, four hundred eighty-eight thousand, two hundred thirty-six".