197852433 has 4 divisors (see below), whose sum is σ = 263803248. Its totient is φ = 131901620.

The previous prime is 197852399. The next prime is 197852449. The reversal of 197852433 is 334258791.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 334258791 = 3 ⋅111419597.

It is a cyclic number.

It is not a de Polignac number, because 197852433 - 2¹² = 197848337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (197852033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32975403 + ... + 32975408.

It is an arithmetic number, because the mean of its divisors is an integer number (65950812).

Almost surely, 2^197852433 is an apocalyptic number.

It is an amenable number.

197852433 is a deficient number, since it is larger than the sum of its proper divisors (65950815).

197852433 is an equidigital number, since it uses as much as digits as its factorization.

197852433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65950814.

The product of its digits is 181440, while the sum is 42.

The square root of 197852433 is about 14066.0027370963. The cubic root of 197852433 is about 582.7028359044.

The spelling of 197852433 in words is "one hundred ninety-seven million, eight hundred fifty-two thousand, four hundred thirty-three".