3535244420 has 72 divisors (see below), whose sum is σ = 7768699848. Its totient is φ = 1351168000.

The previous prime is 3535244413. The next prime is 3535244483. The reversal of 3535244420 is 244425353.

It can be written as a sum of positive squares in 12 ways, for example, as 149866564 + 3385377856 = 12242^2 + 58184^2 .

It is a super-2 number, since 2×3535244420² = 24995906218282272800, 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 23 ways as a sum of consecutive naturals, for example, 1697780 + ... + 1699860.

It is an arithmetic number, because the mean of its divisors is an integer number (107898609).

Almost surely, 2^3535244420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3535244420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3884349924).

3535244420 is an abundant number, since it is smaller than the sum of its proper divisors (4233455428).

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

3535244420 is a wasteful number, since it uses less digits than its factorization.

3535244420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249 (or 2218 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 3535244420 is about 59457.9214234739. The cubic root of 3535244420 is about 1523.3737992412.

Adding to 3535244420 its reverse (244425353), we get a palindrome (3779669773).

The spelling of 3535244420 in words is "three billion, five hundred thirty-five million, two hundred forty-four thousand, four hundred twenty".