1035536221 has 8 divisors (see below), whose sum is σ = 1062271224. Its totient is φ = 1008871680.

The previous prime is 1035536219. The next prime is 1035536237. The reversal of 1035536221 is 1226355301.

It can be written as a sum of positive squares in 4 ways, for example, as 236852100 + 798684121 = 15390^2 + 28261^2 .

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 1035536221 - 2¹ = 1035536219 is a prime.

It is a super-3 number, since 3×1035536221³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1035536221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035536251) 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, 12825 + ... + 47281.

It is an arithmetic number, because the mean of its divisors is an integer number (132783903).

Almost surely, 2^1035536221 is an apocalyptic number.

It is an amenable number.

1035536221 is a deficient number, since it is larger than the sum of its proper divisors (26735003).

1035536221 is an equidigital number, since it uses as much as digits as its factorization.

1035536221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35231.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1035536221 is about 32179.7486161716. The cubic root of 1035536221 is about 1011.7077994917.

The spelling of 1035536221 in words is "one billion, thirty-five million, five hundred thirty-six thousand, two hundred twenty-one".