1836840396 has 48 divisors (see below), whose sum is σ = 4576803840. Its totient is φ = 572093760.

The previous prime is 1836840391. The next prime is 1836840413. The reversal of 1836840396 is 6930486381.

It is not an unprimeable number, because it can be changed into a prime (1836840391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74346 + ... + 95921.

It is an arithmetic number, because the mean of its divisors is an integer number (95350080).

Almost surely, 2^1836840396 is an apocalyptic number.

It is an amenable number.

1836840396 is an abundant number, since it is smaller than the sum of its proper divisors (2739963444).

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

1836840396 is a wasteful number, since it uses less digits than its factorization.

1836840396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170334 (or 170332 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The square root of 1836840396 is about 42858.3760308297. The cubic root of 1836840396 is about 1224.6833325023.

The spelling of 1836840396 in words is "one billion, eight hundred thirty-six million, eight hundred forty thousand, three hundred ninety-six".