1040554 has 16 divisors (see below), whose sum is σ = 1663200. Its totient is φ = 486864.

The previous prime is 1040531. The next prime is 1040563. The reversal of 1040554 is 4550401.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 5184 + ... + 5380.

It is an arithmetic number, because the mean of its divisors is an integer number (103950).

2^1040554 is an apocalyptic number.

1040554 is a deficient number, since it is larger than the sum of its proper divisors (622646).

1040554 is a wasteful number, since it uses less digits than its factorization.

1040554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1040554 is about 1020.0754874028. The cubic root of 1040554 is about 101.3339272626. Note that the first 3 decimals are identical.

Adding to 1040554 its reverse (4550401), we get a palindrome (5590955).

The spelling of 1040554 in words is "one million, forty thousand, five hundred fifty-four".