197755434 has 12 divisors (see below), whose sum is σ = 428470146. Its totient is φ = 65918472.

The previous prime is 197755429. The next prime is 197755451. The reversal of 197755434 is 434557791.

197755434 is a `hidden beast` number, since 1 + 97 + 7 + 554 + 3 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 159896025 + 37859409 = 12645^2 + 6153^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 197755434.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5493189 + ... + 5493224.

Almost surely, 2^197755434 is an apocalyptic number.

197755434 is an abundant number, since it is smaller than the sum of its proper divisors (230714712).

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

197755434 is a wasteful number, since it uses less digits than its factorization.

197755434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10986421 (or 10986418 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 197755434 is about 14062.5543198951. The cubic root of 197755434 is about 582.6075951724.

The spelling of 197755434 in words is "one hundred ninety-seven million, seven hundred fifty-five thousand, four hundred thirty-four".