3533497506 has 384 divisors, whose sum is σ = 10567065600. Its totient is φ = 876355200.

The previous prime is 3533497483. The next prime is 3533497559. The reversal of 3533497506 is 6057943353.

3533497506 is a `hidden beast` number, since 3 + 53 + 3 + 4 + 97 + 506 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 75180775 + ... + 75180821.

It is an arithmetic number, because the mean of its divisors is an integer number (27518400).

Almost surely, 2^3533497506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3533497506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5283532800).

3533497506 is an abundant number, since it is smaller than the sum of its proper divisors (7033568094).

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

3533497506 is a wasteful number, since it uses less digits than its factorization.

3533497506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 45.

The square root of 3533497506 is about 59443.2292696149. The cubic root of 3533497506 is about 1523.1228367278.

The spelling of 3533497506 in words is "three billion, five hundred thirty-three million, four hundred ninety-seven thousand, five hundred six".