3489394 has 4 divisors (see below), whose sum is σ = 5234094. Its totient is φ = 1744696.

The previous prime is 3489389. The next prime is 3489397. The reversal of 3489394 is 4939843.

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

It can be written as a sum of positive squares in only one way, i.e., 2934369 + 555025 = 1713^2 + 745^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3489397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872347 + ... + 872350.

Almost surely, 2^3489394 is an apocalyptic number.

3489394 is a deficient number, since it is larger than the sum of its proper divisors (1744700).

3489394 is a wasteful number, since it uses less digits than its factorization.

3489394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744699.

The product of its digits is 93312, while the sum is 40.

The square root of 3489394 is about 1867.9919700042. The cubic root of 3489394 is about 151.6759312190.

It can be divided in two parts, 3489 and 394, that added together give a palindrome (3883).

The spelling of 3489394 in words is "three million, four hundred eighty-nine thousand, three hundred ninety-four".