1822673 has 2 divisors, whose sum is σ = 1822674. Its totient is φ = 1822672.

The previous prime is 1822669. The next prime is 1822693. The reversal of 1822673 is 3762281.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1423249 + 399424 = 1193^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1822673 - 2² = 1822669 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1822633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911336 + 911337.

It is an arithmetic number, because the mean of its divisors is an integer number (911337).

2^1822673 is an apocalyptic number.

It is an amenable number.

1822673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1822673 is an equidigital number, since it uses as much as digits as its factorization.

1822673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 1822673 is about 1350.0640725536. The cubic root of 1822673 is about 122.1526575977.

The spelling of 1822673 in words is "one million, eight hundred twenty-two thousand, six hundred seventy-three".