2196307 has 2 divisors, whose sum is σ = 2196308. Its totient is φ = 2196306.

The previous prime is 2196289. The next prime is 2196331. The reversal of 2196307 is 7036912.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2196307 is a prime.

2196307 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2196347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1098153 + 1098154.

It is an arithmetic number, because the mean of its divisors is an integer number (1098154).

2^2196307 is an apocalyptic number.

2196307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2196307 is an equidigital number, since it uses as much as digits as its factorization.

2196307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2196307 is about 1481.9942644963. The cubic root of 2196307 is about 129.9863299235.

The spelling of 2196307 in words is "two million, one hundred ninety-six thousand, three hundred seven".