2221250535 has 48 divisors (see below), whose sum is σ = 4416250176. Its totient is φ = 1011723264.

The previous prime is 2221250509. The next prime is 2221250539. The reversal of 2221250535 is 5350521222.

2221250535 is a `hidden beast` number, since 2 + 2 + 2 + 125 + 0 + 535 = 666.

It is not a de Polignac number, because 2221250535 - 2⁹ = 2221250023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221250499 and 2221250508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221250539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74527 + ... + 99983.

It is an arithmetic number, because the mean of its divisors is an integer number (92005212).

Almost surely, 2^2221250535 is an apocalyptic number.

2221250535 is a deficient number, since it is larger than the sum of its proper divisors (2194999641).

2221250535 is a wasteful number, since it uses less digits than its factorization.

2221250535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25752 (or 25749 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2221250535 is about 47130.1446528652. The cubic root of 2221250535 is about 1304.7656513173.

Adding to 2221250535 its reverse (5350521222), we get a palindrome (7571771757).

The spelling of 2221250535 in words is "two billion, two hundred twenty-one million, two hundred fifty thousand, five hundred thirty-five".