197063856 has 120 divisors (see below), whose sum is σ = 614674944. Its totient is φ = 58423680.

The previous prime is 197063849. The next prime is 197063857. The reversal of 197063856 is 658360791.

It is a happy number.

197063856 is a `hidden beast` number, since 1 + 9 + 7 + 0 + 638 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (197063857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73125 + ... + 75771.

Almost surely, 2^197063856 is an apocalyptic number.

197063856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197063856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307337472).

197063856 is an abundant number, since it is smaller than the sum of its proper divisors (417611088).

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

197063856 is a wasteful number, since it uses less digits than its factorization.

197063856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719 (or 2710 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 197063856 is about 14037.9434391224. The cubic root of 197063856 is about 581.9276489223.

The spelling of 197063856 in words is "one hundred ninety-seven million, sixty-three thousand, eight hundred fifty-six".