1004120 has 32 divisors (see below), whose sum is σ = 2434320. Its totient is φ = 370560.

The previous prime is 1004119. The next prime is 1004137. The reversal of 1004120 is 214001.

1004120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 1004098 and 1004107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446 + ... + 1485.

2^1004120 is an apocalyptic number.

1004120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004120 is an abundant number, since it is smaller than the sum of its proper divisors (1430200).

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

1004120 is a wasteful number, since it uses less digits than its factorization.

1004120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955 (or 1951 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1004120 is about 1002.0578825597. The cubic root of 1004120 is about 100.1371451594.

Adding to 1004120 its reverse (214001), we get a palindrome (1218121).

The spelling of 1004120 in words is "one million, four thousand, one hundred twenty".