3505005 has 32 divisors (see below), whose sum is σ = 7123200. Its totient is φ = 1601856.

The previous prime is 3504997. The next prime is 3505031. The reversal of 3505005 is 5005053.

It is not a de Polignac number, because 3505005 - 2³ = 3504997 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 910 + ... + 2799.

It is an arithmetic number, because the mean of its divisors is an integer number (222600).

Almost surely, 2^3505005 is an apocalyptic number.

3505005 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3505005 is an abundant number, since it is smaller than the sum of its proper divisors (3618195).

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

3505005 is a wasteful number, since it uses less digits than its factorization.

3505005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730 (or 3724 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 18.

The square root of 3505005 is about 1872.1658580372. The cubic root of 3505005 is about 151.9017861610.

The spelling of 3505005 in words is "three million, five hundred five thousand, five".