3541693520 has 20 divisors (see below), whose sum is σ = 8234437620. Its totient is φ = 1416677376.

The previous prime is 3541693513. The next prime is 3541693559. The reversal of 3541693520 is 253961453.

It can be written as a sum of positive squares in 2 ways, for example, as 1267929664 + 2273763856 = 35608^2 + 47684^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 22135505 + ... + 22135664.

It is an arithmetic number, because the mean of its divisors is an integer number (411721881).

Almost surely, 2^3541693520 is an apocalyptic number.

It is an amenable number.

3541693520 is an abundant number, since it is smaller than the sum of its proper divisors (4692744100).

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

3541693520 is a wasteful number, since it uses less digits than its factorization.

3541693520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44271182 (or 44271176 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 3541693520 is about 59512.1291838899. The cubic root of 3541693520 is about 1524.2995647485.

The spelling of 3541693520 in words is "three billion, five hundred forty-one million, six hundred ninety-three thousand, five hundred twenty".