3729686 has 8 divisors (see below), whose sum is σ = 5625984. Its totient is φ = 1854360.

The previous prime is 3729673. The next prime is 3729697. The reversal of 3729686 is 6869273.

3729686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4790 + ... + 5513.

It is an arithmetic number, because the mean of its divisors is an integer number (703248).

Almost surely, 2^3729686 is an apocalyptic number.

3729686 is a deficient number, since it is larger than the sum of its proper divisors (1896298).

3729686 is a wasteful number, since it uses less digits than its factorization.

3729686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10486.

The product of its digits is 108864, while the sum is 41.

The square root of 3729686 is about 1931.2394983533. The cubic root of 3729686 is about 155.0805824486.

The spelling of 3729686 in words is "three million, seven hundred twenty-nine thousand, six hundred eighty-six".