1004123204 has 24 divisors (see below), whose sum is σ = 2009280000. Its totient is φ = 430117056.

The previous prime is 1004123179. The next prime is 1004123209. The reversal of 1004123204 is 4023214001.

It is a super-2 number, since 2×1004123204² = 2016526817622451232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1004123209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53672 + ... + 69920.

It is an arithmetic number, because the mean of its divisors is an integer number (83720000).

Almost surely, 2^1004123204 is an apocalyptic number.

1004123204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1004123204 is an abundant number, since it is smaller than the sum of its proper divisors (1005156796).

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

1004123204 is a wasteful number, since it uses less digits than its factorization.

1004123204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18467 (or 18465 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1004123204 is about 31687.9031177514. The cubic root of 1004123204 is about 1001.3725166695.

Adding to 1004123204 its reverse (4023214001), we get a palindrome (5027337205).

The spelling of 1004123204 in words is "one billion, four million, one hundred twenty-three thousand, two hundred four".