197542124 has 48 divisors (see below), whose sum is σ = 390432000. Its totient is φ = 86771520.

The previous prime is 197542099. The next prime is 197542127. The reversal of 197542124 is 421245791.

It is not an unprimeable number, because it can be changed into a prime (197542127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395627 + ... + 396125.

It is an arithmetic number, because the mean of its divisors is an integer number (8134000).

Almost surely, 2^197542124 is an apocalyptic number.

It is an amenable number.

197542124 is a deficient number, since it is larger than the sum of its proper divisors (192889876).

197542124 is a wasteful number, since it uses less digits than its factorization.

197542124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 868 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 197542124 is about 14054.9679473131. The cubic root of 197542124 is about 582.3980421670.

The spelling of 197542124 in words is "one hundred ninety-seven million, five hundred forty-two thousand, one hundred twenty-four".