1804840704 has 252 divisors, whose sum is σ = 5696934600. Its totient is φ = 568829952.

The previous prime is 1804840699. The next prime is 1804840753. The reversal of 1804840704 is 4070484081.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3545602 + ... + 3546110.

Almost surely, 2^1804840704 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 1804840704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2848467300).

1804840704 is an abundant number, since it is smaller than the sum of its proper divisors (3892093896).

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

1804840704 is an frugal number, since it uses more digits than its factorization.

1804840704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 1804840704 is about 42483.4168117396. The cubic root of 1804840704 is about 1217.5298726766.

The spelling of 1804840704 in words is "one billion, eight hundred four million, eight hundred forty thousand, seven hundred four".