1826485 has 4 divisors (see below), whose sum is σ = 2191788. Its totient is φ = 1461184.

The previous prime is 1826477. The next prime is 1826491. The reversal of 1826485 is 5846281.

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 1295044 + 531441 = 1138^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 1826485 - 2³ = 1826477 is a prime.

It is a Duffinian number.

1826485 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1826485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182644 + ... + 182653.

It is an arithmetic number, because the mean of its divisors is an integer number (547947).

2^1826485 is an apocalyptic number.

It is an amenable number.

1826485 is a deficient number, since it is larger than the sum of its proper divisors (365303).

1826485 is an equidigital number, since it uses as much as digits as its factorization.

1826485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365302.

The product of its digits is 15360, while the sum is 34.

The square root of 1826485 is about 1351.4751200078. The cubic root of 1826485 is about 122.2377563666.

The spelling of 1826485 in words is "one million, eight hundred twenty-six thousand, four hundred eighty-five".