2196361 has 2 divisors, whose sum is σ = 2196362. Its totient is φ = 2196360.

The previous prime is 2196347. The next prime is 2196367. The reversal of 2196361 is 1636912.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 20736 = 1475^2 + 144^2 .

It is a cyclic number.

It is not a de Polignac number, because 2196361 - 2¹³ = 2188169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2196367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1098180 + 1098181.

It is an arithmetic number, because the mean of its divisors is an integer number (1098181).

2^2196361 is an apocalyptic number.

It is an amenable number.

2196361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2196361 is an equidigital number, since it uses as much as digits as its factorization.

2196361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 28.

The square root of 2196361 is about 1482.0124830783. The cubic root of 2196361 is about 129.9873952276.

The spelling of 2196361 in words is "two million, one hundred ninety-six thousand, three hundred sixty-one".