1004894 has 8 divisors (see below), whose sum is σ = 1644408. Its totient is φ = 456760.

The previous prime is 1004873. The next prime is 1004903. The reversal of 1004894 is 4984001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22817 + ... + 22860.

It is an arithmetic number, because the mean of its divisors is an integer number (205551).

2^1004894 is an apocalyptic number.

1004894 is a deficient number, since it is larger than the sum of its proper divisors (639514).

1004894 is a wasteful number, since it uses less digits than its factorization.

1004894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45690.

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

The square root of 1004894 is about 1002.4440133993. Note that the first 3 decimals coincide. The cubic root of 1004894 is about 100.1628679297.

Adding to 1004894 its reverse (4984001), we get a palindrome (5988895).

It can be divided in two parts, 100489 and 4, that multiplied together give a square (401956 = 634²).

The spelling of 1004894 in words is "one million, four thousand, eight hundred ninety-four".