1040544 has 36 divisors (see below), whose sum is σ = 2959866. Its totient is φ = 346752.

The previous prime is 1040531. The next prime is 1040563. The reversal of 1040544 is 4450401.

It can be written as a sum of positive squares in only one way, i.e., 1040400 + 144 = 1020^2 + 12^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

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

It is a nialpdrome in base 12.

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, 1519 + ... + 2094.

2^1040544 is an apocalyptic number.

It is an amenable number.

1040544 is an abundant number, since it is smaller than the sum of its proper divisors (1919322).

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

1040544 is a wasteful number, since it uses less digits than its factorization.

1040544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629 (or 3618 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 1040544 is about 1020.0705857930. The cubic root of 1040544 is about 101.3336026463. Note that the first 3 decimals are identical.

Adding to 1040544 its reverse (4450401), we get a palindrome (5490945).

The spelling of 1040544 in words is "one million, forty thousand, five hundred forty-four".