2535221530 has 16 divisors (see below), whose sum is σ = 4566285000. Its totient is φ = 1013447232.

The previous prime is 2535221527. The next prime is 2535221539. The reversal of 2535221530 is 351225352.

It can be written as a sum of positive squares in 4 ways, for example, as 795747681 + 1739473849 = 28209^2 + 41707^2 .

It is not an unprimeable number, because it can be changed into a prime (2535221539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63405 + ... + 95344.

Almost surely, 2^2535221530 is an apocalyptic number.

2535221530 is a deficient number, since it is larger than the sum of its proper divisors (2031063470).

2535221530 is a wasteful number, since it uses less digits than its factorization.

2535221530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160353.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2535221530 is about 50350.9834064837. The cubic root of 2535221530 is about 1363.5528375008.

Adding to 2535221530 its reverse (351225352), we get a palindrome (2886446882).

The spelling of 2535221530 in words is "two billion, five hundred thirty-five million, two hundred twenty-one thousand, five hundred thirty".