197352243 has 12 divisors (see below), whose sum is σ = 310979448. Its totient is φ = 119607360.

The previous prime is 197352209. The next prime is 197352257. The reversal of 197352243 is 342253791.

197352243 is a `hidden beast` number, since 1 + 97 + 3 + 522 + 43 = 666.

It is not a de Polignac number, because 197352243 - 2¹² = 197348147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197352198 and 197352207.

It is not an unprimeable number, because it can be changed into a prime (197350243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 996630 + ... + 996827.

It is an arithmetic number, because the mean of its divisors is an integer number (25914954).

Almost surely, 2^197352243 is an apocalyptic number.

197352243 is a deficient number, since it is larger than the sum of its proper divisors (113627205).

197352243 is a wasteful number, since it uses less digits than its factorization.

197352243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993474 (or 1993471 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 197352243 is about 14048.2113808129. The cubic root of 197352243 is about 582.2113785636.

The spelling of 197352243 in words is "one hundred ninety-seven million, three hundred fifty-two thousand, two hundred forty-three".