3535052021 has 8 divisors (see below), whose sum is σ = 3626410200. Its totient is φ = 3443938560.

The previous prime is 3535051987. The next prime is 3535052033. The reversal of 3535052021 is 1202505353.

It can be written as a sum of positive squares in 4 ways, for example, as 700660900 + 2834391121 = 26470^2 + 53239^2 .

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 3535052021 - 2⁶ = 3535051957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3535052041) 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, 31736 + ... + 89873.

It is an arithmetic number, because the mean of its divisors is an integer number (453301275).

Almost surely, 2^3535052021 is an apocalyptic number.

It is an amenable number.

3535052021 is a deficient number, since it is larger than the sum of its proper divisors (91358179).

3535052021 is a wasteful number, since it uses less digits than its factorization.

3535052021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122359.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 3535052021 is about 59456.3034589269. The cubic root of 3535052021 is about 1523.3461631593.

Adding to 3535052021 its reverse (1202505353), we get a palindrome (4737557374).

The spelling of 3535052021 in words is "three billion, five hundred thirty-five million, fifty-two thousand, twenty-one".