1804734570 has 128 divisors (see below), whose sum is σ = 4743567360. Its totient is φ = 437840640.

The previous prime is 1804734563. The next prime is 1804734577. The reversal of 1804734570 is 754374081.

It is an interprime number because it is at equal distance from previous prime (1804734563) and next prime (1804734577).

It is not an unprimeable number, because it can be changed into a prime (1804734577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1749955 + ... + 1750985.

It is an arithmetic number, because the mean of its divisors is an integer number (37059120).

Almost surely, 2^1804734570 is an apocalyptic number.

1804734570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1804734570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2371783680).

1804734570 is an abundant number, since it is smaller than the sum of its proper divisors (2938832790).

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

1804734570 is a wasteful number, since it uses less digits than its factorization.

1804734570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 1804734570 is about 42482.1676706827. The cubic root of 1804734570 is about 1217.5060065170.

The spelling of 1804734570 in words is "one billion, eight hundred four million, seven hundred thirty-four thousand, five hundred seventy".