3505135572 has 24 divisors (see below), whose sum is σ = 9087388800. Its totient is φ = 1168378488.

The previous prime is 3505135519. The next prime is 3505135573. The reversal of 3505135572 is 2755315053.

3505135572 is a `hidden beast` number, since 3 + 5 + 0 + 51 + 35 + 572 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505135573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16227372 + ... + 16227587.

It is an arithmetic number, because the mean of its divisors is an integer number (378641200).

Almost surely, 2^3505135572 is an apocalyptic number.

It is an amenable number.

3505135572 is an abundant number, since it is smaller than the sum of its proper divisors (5582253228).

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

3505135572 is a wasteful number, since it uses less digits than its factorization.

3505135572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32454972 (or 32454964 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The square root of 3505135572 is about 59204.1854263700. The cubic root of 3505135572 is about 1519.0367240402.

The spelling of 3505135572 in words is "three billion, five hundred five million, one hundred thirty-five thousand, five hundred seventy-two".