197973343 has 16 divisors (see below), whose sum is σ = 208746720. Its totient is φ = 187500544.

The previous prime is 197973337. The next prime is 197973367. The reversal of 197973343 is 343379791.

It is not a de Polignac number, because 197973343 - 2⁵ = 197973311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 197973293 and 197973302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197973383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 560655 + ... + 561007.

It is an arithmetic number, because the mean of its divisors is an integer number (13046670).

Almost surely, 2^197973343 is an apocalyptic number.

197973343 is a deficient number, since it is larger than the sum of its proper divisors (10773377).

197973343 is a wasteful number, since it uses less digits than its factorization.

197973343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698.

The product of its digits is 428652, while the sum is 46.

The square root of 197973343 is about 14070.3000323376. The cubic root of 197973343 is about 582.8215106356.

The spelling of 197973343 in words is "one hundred ninety-seven million, nine hundred seventy-three thousand, three hundred forty-three".