3409685 has 8 divisors (see below), whose sum is σ = 4187040. Its totient is φ = 2664144.

The previous prime is 3409663. The next prime is 3409687. The reversal of 3409685 is 5869043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3409685 - 2⁶ = 3409621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3409687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7715 + ... + 8144.

It is an arithmetic number, because the mean of its divisors is an integer number (523380).

Almost surely, 2^3409685 is an apocalyptic number.

It is an amenable number.

3409685 is a deficient number, since it is larger than the sum of its proper divisors (777355).

3409685 is a wasteful number, since it uses less digits than its factorization.

3409685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15907.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3409685 is about 1846.5332382603. The cubic root of 3409685 is about 150.5121015423.

The spelling of 3409685 in words is "three million, four hundred nine thousand, six hundred eighty-five".