10020004 has 12 divisors (see below), whose sum is σ = 18566604. Its totient is φ = 4715264.

The previous prime is 10019983. The next prime is 10020013. The reversal of 10020004 is 40002001.

It can be written as a sum of positive squares in 2 ways, for example, as 3415104 + 6604900 = 1848^2 + 2570^2 .

It is a congruent 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, 73609 + ... + 73744.

It is an arithmetic number, because the mean of its divisors is an integer number (1547217).

Almost surely, 2^10020004 is an apocalyptic number.

It is an amenable number.

10020004 is a deficient number, since it is larger than the sum of its proper divisors (8546600).

10020004 is a wasteful number, since it uses less digits than its factorization.

10020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147374 (or 147372 counting only the distinct ones).

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

The square root of 10020004 is about 3165.4389900928. The cubic root of 10020004 is about 215.5870310237.

Adding to 10020004 its reverse (40002001), we get a palindrome (50022005).

The spelling of 10020004 in words is "ten million, twenty thousand, four".