2535315221 has 8 divisors (see below), whose sum is σ = 2604615000. Its totient is φ = 2466056448.

The previous prime is 2535315199. The next prime is 2535315239. The reversal of 2535315221 is 1225135352.

It can be written as a sum of positive squares in 4 ways, for example, as 1534288900 + 1001026321 = 39170^2 + 31639^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2535315221 - 2⁶ = 2535315157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2535315241) 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, 147905 + ... + 164153.

It is an arithmetic number, because the mean of its divisors is an integer number (325576875).

Almost surely, 2^2535315221 is an apocalyptic number.

It is an amenable number.

2535315221 is a deficient number, since it is larger than the sum of its proper divisors (69299779).

2535315221 is a wasteful number, since it uses less digits than its factorization.

2535315221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20503.

The product of its digits is 9000, while the sum is 29.

The square root of 2535315221 is about 50351.9137769360. The cubic root of 2535315221 is about 1363.5696343308.

The spelling of 2535315221 in words is "two billion, five hundred thirty-five million, three hundred fifteen thousand, two hundred twenty-one".