3489472 has 28 divisors (see below), whose sum is σ = 7914640. Its totient is φ = 1495296.

The previous prime is 3489463. The next prime is 3489481. The reversal of 3489472 is 2749843.

It is a happy number.

3489472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3489463) and next prime (3489481).

It is a tau number, because it is divible by the number of its divisors (28).

It is an Ulam number.

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 3 ways as a sum of consecutive naturals, for example, 3447 + ... + 4342.

Almost surely, 2^3489472 is an apocalyptic number.

3489472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3489472 is an abundant number, since it is smaller than the sum of its proper divisors (4425168).

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

3489472 is an equidigital number, since it uses as much as digits as its factorization.

3489472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7808 (or 7798 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 3489472 is about 1868.0128479216. The cubic root of 3489472 is about 151.6770613708.

The spelling of 3489472 in words is "three million, four hundred eighty-nine thousand, four hundred seventy-two".