533125530 has 128 divisors (see below), whose sum is σ = 1631784960. Its totient is φ = 121331520.

The previous prime is 533125519. The next prime is 533125547. The reversal of 533125530 is 35521335.

533125530 = 4350² + 4351² + ... + 4377².

533125530 is a `hidden beast` number, since 5 + 3 + 3 + 125 + 530 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 533125494 and 533125503.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 587337 + ... + 588243.

It is an arithmetic number, because the mean of its divisors is an integer number (12748320).

Almost surely, 2^533125530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 533125530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815892480).

533125530 is an abundant number, since it is smaller than the sum of its proper divisors (1098659430).

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

533125530 is a wasteful number, since it uses less digits than its factorization.

533125530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 533125530 is about 23089.5112551132. The cubic root of 533125530 is about 810.8549272401.

Adding to 533125530 its reverse (35521335), we get a palindrome (568646865).

The spelling of 533125530 in words is "five hundred thirty-three million, one hundred twenty-five thousand, five hundred thirty".