1831338336 has 48 divisors (see below), whose sum is σ = 4879030464. Its totient is φ = 601332864.

The previous prime is 1831338331. The next prime is 1831338337. The reversal of 1831338336 is 6338331381.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a junction number, because it is equal to n+sod(n) for n = 1831338294 and 1831338303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1831338331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135930 + ... + 148793.

It is an arithmetic number, because the mean of its divisors is an integer number (101646468).

Almost surely, 2^1831338336 is an apocalyptic number.

1831338336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1831338336 is an abundant number, since it is smaller than the sum of its proper divisors (3047692128).

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

1831338336 is a wasteful number, since it uses less digits than its factorization.

1831338336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284803 (or 284795 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 1831338336 is about 42794.1390379571. The cubic root of 1831338336 is about 1223.4593066617.

The spelling of 1831338336 in words is "one billion, eight hundred thirty-one million, three hundred thirty-eight thousand, three hundred thirty-six".