3505608 has 48 divisors (see below), whose sum is σ = 9582300. Its totient is φ = 1157760.

The previous prime is 3505597. The next prime is 3505613. The reversal of 3505608 is 8065053.

3505608 is a `hidden beast` number, since 3 + 50 + 5 + 608 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 1127844 = 1542^2 + 1062^2 .

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 11 ways as a sum of consecutive naturals, for example, 12898 + ... + 13166.

Almost surely, 2^3505608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3505608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4791150).

3505608 is an abundant number, since it is smaller than the sum of its proper divisors (6076692).

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

3505608 is a wasteful number, since it uses less digits than its factorization.

3505608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 3505608 is about 1872.3268945352. The cubic root of 3505608 is about 151.9104967073.

The spelling of 3505608 in words is "three million, five hundred five thousand, six hundred eight".