1826856 has 24 divisors (see below), whose sum is σ = 4947930. Its totient is φ = 608928.

The previous prime is 1826849. The next prime is 1826863. The reversal of 1826856 is 6586281.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1826849) and next prime (1826863).

It can be written as a sum of positive squares in only one way, i.e., 1822500 + 4356 = 1350^2 + 66^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1826856.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12615 + ... + 12758.

2^1826856 is an apocalyptic number.

It is an amenable number.

1826856 is an abundant number, since it is smaller than the sum of its proper divisors (3121074).

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

1826856 is a wasteful number, since it uses less digits than its factorization.

1826856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25385 (or 25378 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 1826856 is about 1351.6123704672. The cubic root of 1826856 is about 122.2460322147.

The spelling of 1826856 in words is "one million, eight hundred twenty-six thousand, eight hundred fifty-six".