1826441 has 4 divisors (see below), whose sum is σ = 1829892. Its totient is φ = 1822992.

The previous prime is 1826423. The next prime is 1826443. The reversal of 1826441 is 1446281.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 883600 + 942841 = 940^2 + 971^2 .

It is a cyclic number.

It is not a de Polignac number, because 1826441 - 2¹⁴ = 1810057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1826441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1826443) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (457473).

2^1826441 is an apocalyptic number.

It is an amenable number.

1826441 is a deficient number, since it is larger than the sum of its proper divisors (3451).

1826441 is an equidigital number, since it uses as much as digits as its factorization.

1826441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450.

The product of its digits is 1536, while the sum is 26.

The square root of 1826441 is about 1351.4588414007. The cubic root of 1826441 is about 122.2367747900.

The spelling of 1826441 in words is "one million, eight hundred twenty-six thousand, four hundred forty-one".