1881337200 has 120 divisors (see below), whose sum is σ = 6070444800. Its totient is φ = 498036480.

The previous prime is 1881337163. The next prime is 1881337217. The reversal of 1881337200 is 27331881.

It is a tau number, because it is divible by the number of its divisors (120).

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, 161161 + ... + 172439.

It is an arithmetic number, because the mean of its divisors is an integer number (50587040).

Almost surely, 2^1881337200 is an apocalyptic number.

1881337200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1881337200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3035222400).

1881337200 is an abundant number, since it is smaller than the sum of its proper divisors (4189107600).

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

1881337200 is a wasteful number, since it uses less digits than its factorization.

1881337200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11439 (or 11428 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1881337200 is about 43374.3841454838. The cubic root of 1881337200 is about 1234.4937086711.

The spelling of 1881337200 in words is "one billion, eight hundred eighty-one million, three hundred thirty-seven thousand, two hundred".