3502005 has 16 divisors (see below), whose sum is σ = 6034560. Its totient is φ = 1723968.

The previous prime is 3502001. The next prime is 3502007. The reversal of 3502005 is 5002053.

It is not a de Polignac number, because 3502005 - 2² = 3502001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3502001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8785 + ... + 9174.

It is an arithmetic number, because the mean of its divisors is an integer number (377160).

Almost surely, 2^3502005 is an apocalyptic number.

It is an amenable number.

3502005 is a deficient number, since it is larger than the sum of its proper divisors (2532555).

3502005 is a wasteful number, since it uses less digits than its factorization.

3502005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17980.

The product of its (nonzero) digits is 150, while the sum is 15.

The square root of 3502005 is about 1871.3644754563. The cubic root of 3502005 is about 151.8584352541.

Adding to 3502005 its reverse (5002053), we get a palindrome (8504058).

The spelling of 3502005 in words is "three million, five hundred two thousand, five".