10004002 has 4 divisors (see below), whose sum is σ = 15006006. Its totient is φ = 5002000.

The previous prime is 10003999. The next prime is 10004017. The reversal of 10004002 is 20040001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20040001 = 47 ⋅426383.

It can be written as a sum of positive squares in only one way, i.e., 9006001 + 998001 = 3001^2 + 999^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500999 + ... + 2501002.

Almost surely, 2^10004002 is an apocalyptic number.

10004002 is a deficient number, since it is larger than the sum of its proper divisors (5002004).

10004002 is an equidigital number, since it uses as much as digits as its factorization.

10004002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002003.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 10004002 is about 3162.9103686320. The cubic root of 10004002 is about 215.4722053289.

Adding to 10004002 its reverse (20040001), we get a palindrome (30044003).

The spelling of 10004002 in words is "ten million, four thousand, two".