3706439 has 8 divisors (see below), whose sum is σ = 4112640. Its totient is φ = 3311800.

The previous prime is 3706433. The next prime is 3706447. The reversal of 3706439 is 9346073.

3706439 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 cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3706439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3706433) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2207 + ... + 3504.

It is an arithmetic number, because the mean of its divisors is an integer number (514080).

Almost surely, 2^3706439 is an apocalyptic number.

3706439 is a deficient number, since it is larger than the sum of its proper divisors (406201).

3706439 is a wasteful number, since it uses less digits than its factorization.

3706439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5781.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 3706439 is about 1925.2114169618. The cubic root of 3706439 is about 154.7577067767.

The spelling of 3706439 in words is "three million, seven hundred six thousand, four hundred thirty-nine".