1004100 has 36 divisors (see below), whose sum is σ = 2906064. Its totient is φ = 267680.

The previous prime is 1004089. The next prime is 1004117. The reversal of 1004100 is 14001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

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, 1374 + ... + 1973.

It is an arithmetic number, because the mean of its divisors is an integer number (80724).

2^1004100 is an apocalyptic number.

1004100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004100 is an abundant number, since it is smaller than the sum of its proper divisors (1901964).

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

1004100 is a wasteful number, since it uses less digits than its factorization.

1004100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1004100 is about 1002.0479030466. The cubic root of 1004100 is about 100.1364803132.

Adding to 1004100 its reverse (14001), we get a palindrome (1018101).

Subtracting from 1004100 its reverse (14001), we obtain a palindrome (990099).

The spelling of 1004100 in words is "one million, four thousand, one hundred".