1004849 has 4 divisors (see below), whose sum is σ = 1014900. Its totient is φ = 994800.

The previous prime is 1004797. The next prime is 1004873. The reversal of 1004849 is 9484001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9484001 = 101 ⋅93901.

It can be written as a sum of positive squares in 2 ways, for example, as 734449 + 270400 = 857^2 + 520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004849 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1004449) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4874 + ... + 5075.

It is an arithmetic number, because the mean of its divisors is an integer number (253725).

2^1004849 is an apocalyptic number.

It is an amenable number.

1004849 is a deficient number, since it is larger than the sum of its proper divisors (10051).

1004849 is an equidigital number, since it uses as much as digits as its factorization.

1004849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10050.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1004849 is about 1002.4215680042. The cubic root of 1004849 is about 100.1613727815.

Adding to 1004849 its product of nonzero digits (1152), we get a palindrome (1006001).

The spelling of 1004849 in words is "one million, four thousand, eight hundred forty-nine".