3486389 has 4 divisors (see below), whose sum is σ = 3517356. Its totient is φ = 3455424.

The previous prime is 3486361. The next prime is 3486391. The reversal of 3486389 is 9836843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 184900 + 3301489 = 430^2 + 1817^2 .

It is a cyclic number.

It is not a de Polignac number, because 3486389 - 2¹² = 3482293 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 (3486289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15314 + ... + 15539.

It is an arithmetic number, because the mean of its divisors is an integer number (879339).

Almost surely, 2^3486389 is an apocalyptic number.

It is an amenable number.

3486389 is a deficient number, since it is larger than the sum of its proper divisors (30967).

3486389 is a wasteful number, since it uses less digits than its factorization.

3486389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30966.

The product of its digits is 124416, while the sum is 41.

The square root of 3486389 is about 1867.1874571130. The cubic root of 3486389 is about 151.6323785683.

The spelling of 3486389 in words is "three million, four hundred eighty-six thousand, three hundred eighty-nine".