1830813336 has 96 divisors (see below), whose sum is σ = 5474589120. Its totient is φ = 548088000.

The previous prime is 1830813311. The next prime is 1830813349. The reversal of 1830813336 is 6333180381.

1830813336 is a `hidden beast` number, since 1 + 8 + 308 + 13 + 336 = 666.

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 1830813336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51811 + ... + 79661.

It is an arithmetic number, because the mean of its divisors is an integer number (57026970).

Almost surely, 2^1830813336 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 1830813336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2737294560).

1830813336 is an abundant number, since it is smaller than the sum of its proper divisors (3643775784).

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

1830813336 is a wasteful number, since it uses less digits than its factorization.

1830813336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27957 (or 27950 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1830813336 is about 42788.0045807233. The cubic root of 1830813336 is about 1223.3423835146.

The spelling of 1830813336 in words is "one billion, eight hundred thirty million, eight hundred thirteen thousand, three hundred thirty-six".