3485686 has 4 divisors (see below), whose sum is σ = 5228532. Its totient is φ = 1742842.

The previous prime is 3485681. The next prime is 3485687. The reversal of 3485686 is 6865843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6865843 = 83 ⋅82721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3485681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 871420 + ... + 871423.

It is an arithmetic number, because the mean of its divisors is an integer number (1307133).

Almost surely, 2^3485686 is an apocalyptic number.

3485686 is a deficient number, since it is larger than the sum of its proper divisors (1742846).

3485686 is a wasteful number, since it uses less digits than its factorization.

3485686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742845.

The product of its digits is 138240, while the sum is 40.

The square root of 3485686 is about 1866.9991965719. Note that the first 3 decimals coincide. The cubic root of 3485686 is about 151.6221861000.

The spelling of 3485686 in words is "three million, four hundred eighty-five thousand, six hundred eighty-six".