1822463 has 2 divisors, whose sum is σ = 1822464. Its totient is φ = 1822462.

The previous prime is 1822441. The next prime is 1822477. The reversal of 1822463 is 3642281.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1822463 - 2⁸ = 1822207 is a prime.

It is equal to p₁₃₆₆₁₉ and since 1822463 and 136619 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1822493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911231 + 911232.

It is an arithmetic number, because the mean of its divisors is an integer number (911232).

2^1822463 is an apocalyptic number.

1822463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1822463 is an equidigital number, since it uses as much as digits as its factorization.

1822463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 26.

The square root of 1822463 is about 1349.9862962267. The cubic root of 1822463 is about 122.1479661284.

The spelling of 1822463 in words is "one million, eight hundred twenty-two thousand, four hundred sixty-three".