197973342 has 64 divisors (see below), whose sum is σ = 510359040. Its totient is φ = 55712448.

The previous prime is 197973337. The next prime is 197973367. The reversal of 197973342 is 243379791.

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 31 ways as a sum of consecutive naturals, for example, 21418 + ... + 29234.

It is an arithmetic number, because the mean of its divisors is an integer number (7974360).

Almost surely, 2^197973342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197973342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255179520).

197973342 is an abundant number, since it is smaller than the sum of its proper divisors (312385698).

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

197973342 is a wasteful number, since it uses less digits than its factorization.

197973342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7902 (or 7896 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 197973342 is about 14070.2999968018. The cubic root of 197973342 is about 582.8215096543.

The spelling of 197973342 in words is "one hundred ninety-seven million, nine hundred seventy-three thousand, three hundred forty-two".