1822963 has 2 divisors, whose sum is σ = 1822964. Its totient is φ = 1822962.

The previous prime is 1822943. The next prime is 1822967. The reversal of 1822963 is 3692281.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1822963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1822967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911481 + 911482.

It is an arithmetic number, because the mean of its divisors is an integer number (911482).

2^1822963 is an apocalyptic number.

1822963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1822963 is an equidigital number, since it uses as much as digits as its factorization.

1822963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 1822963 is about 1350.1714705918. The cubic root of 1822963 is about 122.1591357011.

The spelling of 1822963 in words is "one million, eight hundred twenty-two thousand, nine hundred sixty-three".