32430197 has 2 divisors, whose sum is σ = 32430198. Its totient is φ = 32430196.

The previous prime is 32430193. The next prime is 32430199. The reversal of 32430197 is 79103423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24216241 + 8213956 = 4921^2 + 2866^2 .

It is a cyclic number.

It is not a de Polignac number, because 32430197 - 2² = 32430193 is a prime.

Together with 32430199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32430193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16215098 + 16215099.

It is an arithmetic number, because the mean of its divisors is an integer number (16215099).

Almost surely, 2^32430197 is an apocalyptic number.

It is an amenable number.

32430197 is a deficient number, since it is larger than the sum of its proper divisors (1).

32430197 is an equidigital number, since it uses as much as digits as its factorization.

32430197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 32430197 is about 5694.7517066155. The cubic root of 32430197 is about 318.8965804365.

The spelling of 32430197 in words is "thirty-two million, four hundred thirty thousand, one hundred ninety-seven".