3526212020 has 12 divisors (see below), whose sum is σ = 7405045284. Its totient is φ = 1410484800.

The previous prime is 3526212007. The next prime is 3526212031. The reversal of 3526212020 is 202126253.

It can be written as a sum of positive squares in 2 ways, for example, as 705752356 + 2820459664 = 26566^2 + 53108^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 88155281 + ... + 88155320.

It is an arithmetic number, because the mean of its divisors is an integer number (617087107).

Almost surely, 2^3526212020 is an apocalyptic number.

It is an amenable number.

3526212020 is an abundant number, since it is smaller than the sum of its proper divisors (3878833264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3526212020 is a wasteful number, since it uses less digits than its factorization.

3526212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176310610 (or 176310608 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3526212020 is about 59381.9166076677. The cubic root of 3526212020 is about 1522.0753075357.

Adding to 3526212020 its reverse (202126253), we get a palindrome (3728338273).

The spelling of 3526212020 in words is "three billion, five hundred twenty-six million, two hundred twelve thousand, twenty".