1042004 has 12 divisors (see below), whose sum is σ = 1831284. Its totient is φ = 518784.

The previous prime is 1042001. The next prime is 1042021. The reversal of 1042004 is 4002401.

It can be written as a sum of positive squares in 2 ways, for example, as 158404 + 883600 = 398^2 + 940^2 .

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962 + ... + 1734.

It is an arithmetic number, because the mean of its divisors is an integer number (152607).

2^1042004 is an apocalyptic number.

It is an amenable number.

1042004 is a deficient number, since it is larger than the sum of its proper divisors (789280).

1042004 is a wasteful number, since it uses less digits than its factorization.

1042004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 1042004 is about 1020.7859716904. The cubic root of 1042004 is about 101.3809746357.

Adding to 1042004 its reverse (4002401), we get a palindrome (5044405).

The spelling of 1042004 in words is "one million, forty-two thousand, four".