197055936 has 224 divisors, whose sum is σ = 722741760. Its totient is φ = 51148800.

The previous prime is 197055931. The next prime is 197055953. The reversal of 197055936 is 639550791.

197055936 is a `hidden beast` number, since 1 + 97 + 0 + 559 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a junction number, because it is equal to n+sod(n) for n = 197055891 and 197055900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197055931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132316 + ... + 133796.

Almost surely, 2^197055936 is an apocalyptic number.

197055936 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 197055936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361370880).

197055936 is an abundant number, since it is smaller than the sum of its proper divisors (525685824).

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

197055936 is a wasteful number, since it uses less digits than its factorization.

197055936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520 (or 1504 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 45.

The square root of 197055936 is about 14037.6613436854. The cubic root of 197055936 is about 581.9198529235.

The spelling of 197055936 in words is "one hundred ninety-seven million, fifty-five thousand, nine hundred thirty-six".