3489320 has 32 divisors (see below), whose sum is σ = 7953120. Its totient is φ = 1377600.

The previous prime is 3489287. The next prime is 3489347. The reversal of 3489320 is 239843.

3489320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 2795 + ... + 3845.

It is an arithmetic number, because the mean of its divisors is an integer number (248535).

Almost surely, 2^3489320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3489320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3976560).

3489320 is an abundant number, since it is smaller than the sum of its proper divisors (4463800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3489320 is a wasteful number, since it uses less digits than its factorization.

3489320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3489320 is about 1867.9721625335. The cubic root of 3489320 is about 151.6748590082.

It can be divided in two parts, 34 and 89320, that multiplied together give a triangular number (3036880 = T₂₄₆₄).

The spelling of 3489320 in words is "three million, four hundred eighty-nine thousand, three hundred twenty".