1803480000 has 560 divisors, whose sum is σ = 7236683520. Its totient is φ = 387072000.

The previous prime is 1803479999. The next prime is 1803480047. The reversal of 1803480000 is 843081.

It is a tau number, because it is divible by the number of its divisors (560).

It is a super-2 number, since 2×1803480000² = 6505080220800000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15959944 + ... + 15960056.

Almost surely, 2^1803480000 is an apocalyptic number.

1803480000 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 1803480000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3618341760).

1803480000 is an abundant number, since it is smaller than the sum of its proper divisors (5433203520).

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

1803480000 is a wasteful number, since it uses less digits than its factorization.

1803480000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 1803480000 is about 42467.3992610803. The cubic root of 1803480000 is about 1217.2238227156.

The spelling of 1803480000 in words is "one billion, eight hundred three million, four hundred eighty thousand".