1836825822 has 96 divisors (see below), whose sum is σ = 4463851392. Its totient is φ = 562741344.

The previous prime is 1836825821. The next prime is 1836825827. The reversal of 1836825822 is 2285286381.

1836825822 is a `hidden beast` number, since 1 + 8 + 3 + 68 + 2 + 582 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1836825821) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1939153 + ... + 1940099.

It is an arithmetic number, because the mean of its divisors is an integer number (46498452).

Almost surely, 2^1836825822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1836825822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2231925696).

1836825822 is an abundant number, since it is smaller than the sum of its proper divisors (2627025570).

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

1836825822 is a wasteful number, since it uses less digits than its factorization.

1836825822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1272 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 1836825822 is about 42858.2060053848. The cubic root of 1836825822 is about 1224.6800935016.

The spelling of 1836825822 in words is "one billion, eight hundred thirty-six million, eight hundred twenty-five thousand, eight hundred twenty-two".