3522055640 has 32 divisors (see below), whose sum is σ = 8074151280. Its totient is φ = 1382239872.

The previous prime is 3522055639. The next prime is 3522055661. The reversal of 3522055640 is 465502253.

It is a super-3 number, since 3×3522055640³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3522055597 and 3522055606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828554 + ... + 832793.

Almost surely, 2^3522055640 is an apocalyptic number.

It is an amenable number.

3522055640 is an abundant number, since it is smaller than the sum of its proper divisors (4552095640).

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

3522055640 is a wasteful number, since it uses less digits than its factorization.

3522055640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661411 (or 1661407 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 3522055640 is about 59346.9092708289. The cubic root of 3522055640 is about 1521.4770441497.

Adding to 3522055640 its reverse (465502253), we get a palindrome (3987557893).

The spelling of 3522055640 in words is "three billion, five hundred twenty-two million, fifty-five thousand, six hundred forty".