4520204212 has 12 divisors (see below), whose sum is σ = 7911634276. Its totient is φ = 2259737280.

The previous prime is 4520204159. The next prime is 4520204231. The reversal of 4520204212 is 2124020254.

It can be written as a sum of positive squares in 2 ways, for example, as 1387115536 + 3133088676 = 37244^2 + 55974^2 .

It is a super-2 number, since 2×4520204212² = 40864492236365081888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62313 + ... + 113680.

Almost surely, 2^4520204212 is an apocalyptic number.

It is an amenable number.

4520204212 is a deficient number, since it is larger than the sum of its proper divisors (3391430064).

4520204212 is a wasteful number, since it uses less digits than its factorization.

4520204212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182418 (or 182416 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 4520204212 is about 67232.4639738869. The cubic root of 4520204212 is about 1653.4307816124.

Adding to 4520204212 its reverse (2124020254), we get a palindrome (6644224466).

The spelling of 4520204212 in words is "four billion, five hundred twenty million, two hundred four thousand, two hundred twelve".