3842197 has 2 divisors, whose sum is σ = 3842198. Its totient is φ = 3842196.

The previous prime is 3842183. The next prime is 3842213. The reversal of 3842197 is 7912483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2937796 + 904401 = 1714^2 + 951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3842197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3842147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921098 + 1921099.

It is an arithmetic number, because the mean of its divisors is an integer number (1921099).

Almost surely, 2^3842197 is an apocalyptic number.

It is an amenable number.

3842197 is a deficient number, since it is larger than the sum of its proper divisors (1).

3842197 is an equidigital number, since it uses as much as digits as its factorization.

3842197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 3842197 is about 1960.1522900020. The cubic root of 3842197 is about 156.6245644121.

The spelling of 3842197 in words is "three million, eight hundred forty-two thousand, one hundred ninety-seven".