197126284 has 12 divisors (see below), whose sum is σ = 359969904. Its totient is φ = 94277744.

The previous prime is 197126231. The next prime is 197126287. The reversal of 197126284 is 482621791.

It is not an unprimeable number, because it can be changed into a prime (197126287) 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 3 ways as a sum of consecutive naturals, for example, 1071247 + ... + 1071430.

It is an arithmetic number, because the mean of its divisors is an integer number (29997492).

Almost surely, 2^197126284 is an apocalyptic number.

It is an amenable number.

197126284 is a deficient number, since it is larger than the sum of its proper divisors (162843620).

197126284 is a wasteful number, since it uses less digits than its factorization.

197126284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142704 (or 2142702 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 197126284 is about 14040.1668081259. The cubic root of 197126284 is about 581.9890921933.

The spelling of 197126284 in words is "one hundred ninety-seven million, one hundred twenty-six thousand, two hundred eighty-four".