3528287226 has 24 divisors (see below), whose sum is σ = 7831078164. Its totient is φ = 1147410240.

The previous prime is 3528287197. The next prime is 3528287249. The reversal of 3528287226 is 6227828253.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3504521601 + 23765625 = 59199^2 + 4875^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2389701 + ... + 2391176.

Almost surely, 2^3528287226 is an apocalyptic number.

3528287226 is an abundant number, since it is smaller than the sum of its proper divisors (4302790938).

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

3528287226 is a wasteful number, since it uses less digits than its factorization.

3528287226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4780926 (or 4780923 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 3528287226 is about 59399.3874210837. The cubic root of 3528287226 is about 1522.3738337701.

The spelling of 3528287226 in words is "three billion, five hundred twenty-eight million, two hundred eighty-seven thousand, two hundred twenty-six".