3544400 has 30 divisors (see below), whose sum is σ = 8516382. Its totient is φ = 1417600.

The previous prime is 3544357. The next prime is 3544427. The reversal of 3544400 is 44453.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1098304 + 2446096 = 1048^2 + 1564^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4031 + ... + 4830.

Almost surely, 2^3544400 is an apocalyptic number.

It is an amenable number.

3544400 is an abundant number, since it is smaller than the sum of its proper divisors (4971982).

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

3544400 is a wasteful number, since it uses less digits than its factorization.

3544400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8879 (or 8868 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 3544400 is about 1882.6576959182. The cubic root of 3544400 is about 152.4687744004.

Adding to 3544400 its reverse (44453), we get a palindrome (3588853).

The spelling of 3544400 in words is "three million, five hundred forty-four thousand, four hundred".