1530855000 has 120 divisors (see below), whose sum is σ = 5181075900. Its totient is φ = 408216000.

The previous prime is 1530854993. The next prime is 1530855013. The reversal of 1530855000 is 5580351.

1530855000 is a `hidden beast` number, since 1 + 530 + 85 + 50 + 0 + 0 = 666.

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

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 27991 + ... + 62009.

Almost surely, 2^1530855000 is an apocalyptic number.

1530855000 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 1530855000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2590537950).

1530855000 is an abundant number, since it is smaller than the sum of its proper divisors (3650220900).

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

1530855000 is a wasteful number, since it uses less digits than its factorization.

1530855000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34051 (or 34029 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1530855000 is about 39126.1421558528. The cubic root of 1530855000 is about 1152.5099557929.

The spelling of 1530855000 in words is "one billion, five hundred thirty million, eight hundred fifty-five thousand".