197387364 has 12 divisors (see below), whose sum is σ = 460570544. Its totient is φ = 65795784.

The previous prime is 197387353. The next prime is 197387381. The reversal of 197387364 is 463783791.

197387364 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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, 8224462 + ... + 8224485.

Almost surely, 2^197387364 is an apocalyptic number.

It is an amenable number.

197387364 is an abundant number, since it is smaller than the sum of its proper divisors (263183180).

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

197387364 is a wasteful number, since it uses less digits than its factorization.

197387364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16448954 (or 16448952 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The square root of 197387364 is about 14049.4613419875. The cubic root of 197387364 is about 582.2459134856.

The spelling of 197387364 in words is "one hundred ninety-seven million, three hundred eighty-seven thousand, three hundred sixty-four".