10004538 has 8 divisors (see below), whose sum is σ = 20009088. Its totient is φ = 3334844.

The previous prime is 10004521. The next prime is 10004543. The reversal of 10004538 is 83540001.

It is a sphenic number, since it is the product of 3 distinct primes.

10004538 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833706 + ... + 833717.

It is an arithmetic number, because the mean of its divisors is an integer number (2501136).

Almost surely, 2^10004538 is an apocalyptic number.

10004538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10004538 is a wasteful number, since it uses less digits than its factorization.

10004538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667428.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 10004538 is about 3162.9950995852. The cubic root of 10004538 is about 215.4760534901.

Adding to 10004538 its reverse (83540001), we get a palindrome (93544539).

The spelling of 10004538 in words is "ten million, four thousand, five hundred thirty-eight".