1423204004 has 12 divisors (see below), whose sum is σ = 2513884464. Its totient is φ = 704951304.

The previous prime is 1423203997. The next prime is 1423204009. The reversal of 1423204004 is 4004023241.

It is not an unprimeable number, because it can be changed into a prime (1423204009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662194 + ... + 1663049.

It is an arithmetic number, because the mean of its divisors is an integer number (209490372).

Almost surely, 2^1423204004 is an apocalyptic number.

It is an amenable number.

1423204004 is a deficient number, since it is larger than the sum of its proper divisors (1090680460).

1423204004 is a wasteful number, since it uses less digits than its factorization.

1423204004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325354 (or 3325352 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1423204004 is about 37725.3761280123. The cubic root of 1423204004 is about 1124.8355984291.

Adding to 1423204004 its reverse (4004023241), we get a palindrome (5427227245).

The spelling of 1423204004 in words is "one billion, four hundred twenty-three million, two hundred four thousand, four".