197387376 has 20 divisors (see below), whose sum is σ = 509917512. Its totient is φ = 65795776.

The previous prime is 197387353. The next prime is 197387381. The reversal of 197387376 is 673783791.

197387376 is digitally balanced in base 2, 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, 2056071 + ... + 2056166.

Almost surely, 2^197387376 is an apocalyptic number.

197387376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197387376 is an abundant number, since it is smaller than the sum of its proper divisors (312530136).

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

197387376 is a wasteful number, since it uses less digits than its factorization.

197387376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112248 (or 4112242 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 51.

The square root of 197387376 is about 14049.4617690501. The cubic root of 197387376 is about 582.2459252847.

The spelling of 197387376 in words is "one hundred ninety-seven million, three hundred eighty-seven thousand, three hundred seventy-six".