10021996 has 6 divisors (see below), whose sum is σ = 17538500. Its totient is φ = 5010996.

The previous prime is 10021969. The next prime is 10022009. The reversal of 10021996 is 69912001.

10021996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252746 + ... + 1252753.

Almost surely, 2^10021996 is an apocalyptic number.

It is an amenable number.

10021996 is a deficient number, since it is larger than the sum of its proper divisors (7516504).

10021996 is a wasteful number, since it uses less digits than its factorization.

10021996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505503 (or 2505501 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 10021996 is about 3165.7536227571. The cubic root of 10021996 is about 215.6013164774.

Adding to 10021996 its reverse (69912001), we get a palindrome (79933997).

The spelling of 10021996 in words is "ten million, twenty-one thousand, nine hundred ninety-six".