1826864 has 20 divisors (see below), whose sum is σ = 3812256. Its totient is φ = 843072.

The previous prime is 1826863. The next prime is 1826873. The reversal of 1826864 is 4686281.

It is not an unprimeable number, because it can be changed into a prime (1826863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4184 + ... + 4599.

2^1826864 is an apocalyptic number.

It is an amenable number.

1826864 is an abundant number, since it is smaller than the sum of its proper divisors (1985392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1826864 is a wasteful number, since it uses less digits than its factorization.

1826864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8804 (or 8798 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 1826864 is about 1351.6153298923. The cubic root of 1826864 is about 122.2462106573.

The spelling of 1826864 in words is "one million, eight hundred twenty-six thousand, eight hundred sixty-four".