3705389 has 8 divisors (see below), whose sum is σ = 3808512. Its totient is φ = 3603600.

The previous prime is 3705379. The next prime is 3705391. The reversal of 3705389 is 9835073.

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 3705389 - 2¹² = 3701293 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 (3705329) 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, 7772 + ... + 8234.

It is an arithmetic number, because the mean of its divisors is an integer number (476064).

Almost surely, 2^3705389 is an apocalyptic number.

It is an amenable number.

3705389 is a deficient number, since it is larger than the sum of its proper divisors (103123).

3705389 is a wasteful number, since it uses less digits than its factorization.

3705389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 3705389 is about 1924.9387003227. The cubic root of 3705389 is about 154.7430915860.

The spelling of 3705389 in words is "three million, seven hundred five thousand, three hundred eighty-nine".