1530232000 has 112 divisors (see below), whose sum is σ = 4134368160. Its totient is φ = 556416000.

The previous prime is 1530231887. The next prime is 1530232001. The reversal of 1530232000 is 2320351.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1530232001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79306 + ... + 96694.

Almost surely, 2^1530232000 is an apocalyptic number.

1530232000 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 1530232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2067184080).

1530232000 is an abundant number, since it is smaller than the sum of its proper divisors (2604136160).

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

1530232000 is a wasteful number, since it uses less digits than its factorization.

1530232000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17427 (or 17407 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1530232000 is about 39118.1799167599. The cubic root of 1530232000 is about 1152.3535919470.

Adding to 1530232000 its reverse (2320351), we get a palindrome (1532552351).

The spelling of 1530232000 in words is "one billion, five hundred thirty million, two hundred thirty-two thousand".