1530422300 has 144 divisors (see below), whose sum is σ = 3811256064. Its totient is φ = 528000000.

The previous prime is 1530422287. The next prime is 1530422321. The reversal of 1530422300 is 32240351.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6097175 + ... + 6097425.

It is an arithmetic number, because the mean of its divisors is an integer number (26467056).

Almost surely, 2^1530422300 is an apocalyptic number.

1530422300 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 1530422300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1905628032).

1530422300 is an abundant number, since it is smaller than the sum of its proper divisors (2280833764).

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

1530422300 is a wasteful number, since it uses less digits than its factorization.

1530422300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1530422300 is about 39120.6122140234. The cubic root of 1530422300 is about 1152.4013589520.

Adding to 1530422300 its reverse (32240351), we get a palindrome (1562662651).

The spelling of 1530422300 in words is "one billion, five hundred thirty million, four hundred twenty-two thousand, three hundred".