1004542 has 24 divisors (see below), whose sum is σ = 1896048. Its totient is φ = 390720.

The previous prime is 1004537. The next prime is 1004551. The reversal of 1004542 is 2454001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1398 + ... + 1990.

It is an arithmetic number, because the mean of its divisors is an integer number (79002).

2^1004542 is an apocalyptic number.

1004542 is a deficient number, since it is larger than the sum of its proper divisors (891506).

1004542 is a wasteful number, since it uses less digits than its factorization.

1004542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1004542 is about 1002.2684271192. The cubic root of 1004542 is about 100.1511713571.

Adding to 1004542 its reverse (2454001), we get a palindrome (3458543).

The spelling of 1004542 in words is "one million, four thousand, five hundred forty-two".