3523503540 has 24 divisors (see below), whose sum is σ = 9865810080. Its totient is φ = 939600928.

The previous prime is 3523503539. The next prime is 3523503553. The reversal of 3523503540 is 453053253.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3523503498 and 3523503507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29362470 + ... + 29362589.

It is an arithmetic number, because the mean of its divisors is an integer number (411075420).

Almost surely, 2^3523503540 is an apocalyptic number.

3523503540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3523503540 is an abundant number, since it is smaller than the sum of its proper divisors (6342306540).

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

3523503540 is a wasteful number, since it uses less digits than its factorization.

3523503540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58725071 (or 58725069 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 3523503540 is about 59359.1066307437. The cubic root of 3523503540 is about 1521.6855061989.

Adding to 3523503540 its reverse (453053253), we get a palindrome (3976556793).

The spelling of 3523503540 in words is "three billion, five hundred twenty-three million, five hundred three thousand, five hundred forty".