3553489 has 4 divisors (see below), whose sum is σ = 3565156. Its totient is φ = 3541824.

The previous prime is 3553471. The next prime is 3553507. The reversal of 3553489 is 9843553.

3553489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (3553471) and next prime (3553507).

It can be written as a sum of positive squares in 2 ways, for example, as 342225 + 3211264 = 585^2 + 1792^2 .

It is a cyclic number.

It is not a de Polignac number, because 3553489 - 2⁹ = 3552977 is a prime.

It is a d-powerful number, because it can be written as 3³ + 5³ + 5⁹ + 3⁹ + 4¹⁰ + 8³ + 9⁶ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3553409) by changing a digit.

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, 5364 + ... + 5989.

It is an arithmetic number, because the mean of its divisors is an integer number (891289).

Almost surely, 2^3553489 is an apocalyptic number.

It is an amenable number.

3553489 is a deficient number, since it is larger than the sum of its proper divisors (11667).

3553489 is a wasteful number, since it uses less digits than its factorization.

3553489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11666.

The product of its digits is 64800, while the sum is 37.

The square root of 3553489 is about 1885.0700252245. The cubic root of 3553489 is about 152.5989897483.

Subtracting 3553489 from its reverse (9843553), we obtain a square (6290064 = 2508²).

It can be divided in two parts, 355 and 3489, that added together give a square (3844 = 62²).

The spelling of 3553489 in words is "three million, five hundred fifty-three thousand, four hundred eighty-nine".