1004598 has 72 divisors (see below), whose sum is σ = 2720952. Its totient is φ = 266112.

The previous prime is 1004567. The next prime is 1004599. The reversal of 1004598 is 8954001.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004599) 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 35 ways as a sum of consecutive naturals, for example, 14961 + ... + 15027.

It is an arithmetic number, because the mean of its divisors is an integer number (37791).

2^1004598 is an apocalyptic number.

1004598 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004598, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360476).

1004598 is an abundant number, since it is smaller than the sum of its proper divisors (1716354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004598 is a wasteful number, since it uses less digits than its factorization.

1004598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1004598 is about 1002.2963633577. The cubic root of 1004598 is about 100.1530323582.

Adding to 1004598 its reverse (8954001), we get a palindrome (9958599).

The spelling of 1004598 in words is "one million, four thousand, five hundred ninety-eight".