197127264 has 48 divisors (see below), whose sum is σ = 534159360. Its totient is φ = 63588480.

The previous prime is 197127253. The next prime is 197127283. The reversal of 197127264 is 462721791.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 30144 + ... + 36095.

It is an arithmetic number, because the mean of its divisors is an integer number (11128320).

Almost surely, 2^197127264 is an apocalyptic number.

It is an amenable number.

197127264 is an abundant number, since it is smaller than the sum of its proper divisors (337032096).

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

197127264 is a wasteful number, since it uses less digits than its factorization.

197127264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66283 (or 66275 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 197127264 is about 14040.2017079528. The cubic root of 197127264 is about 581.9900566315.

The spelling of 197127264 in words is "one hundred ninety-seven million, one hundred twenty-seven thousand, two hundred sixty-four".