3544020 has 48 divisors (see below), whose sum is σ = 11027520. Its totient is φ = 944928.

The previous prime is 3543997. The next prime is 3544027. The reversal of 3544020 is 204453.

It is a happy number.

3544020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3543984 and 3544002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3544027) 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 15 ways as a sum of consecutive naturals, for example, 2742 + ... + 3821.

It is an arithmetic number, because the mean of its divisors is an integer number (229740).

Almost surely, 2^3544020 is an apocalyptic number.

3544020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3544020 is an abundant number, since it is smaller than the sum of its proper divisors (7483500).

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

3544020 is a wasteful number, since it uses less digits than its factorization.

3544020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6581 (or 6573 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3544020 is about 1882.5567720523. The cubic root of 3544020 is about 152.4633254100.

Adding to 3544020 its reverse (204453), we get a palindrome (3748473).

The spelling of 3544020 in words is "three million, five hundred forty-four thousand, twenty".