1831896 has 80 divisors (see below), whose sum is σ = 5619240. Its totient is φ = 552960.

The previous prime is 1831877. The next prime is 1831909. The reversal of 1831896 is 6981381.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1831896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7000 + ... + 7256.

2^1831896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1831896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2809620).

1831896 is an abundant number, since it is smaller than the sum of its proper divisors (3787344).

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

1831896 is a wasteful number, since it uses less digits than its factorization.

1831896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 273 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1831896 is about 1353.4755261917. The cubic root of 1831896 is about 122.3583479961.

The spelling of 1831896 in words is "one million, eight hundred thirty-one thousand, eight hundred ninety-six".