10021304 has 8 divisors (see below), whose sum is σ = 18789960. Its totient is φ = 5010648.

The previous prime is 10021301. The next prime is 10021331. The reversal of 10021304 is 40312001.

It is a happy number.

10021304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626324 + ... + 626339.

It is an arithmetic number, because the mean of its divisors is an integer number (2348745).

Almost surely, 2^10021304 is an apocalyptic number.

It is an amenable number.

10021304 is a deficient number, since it is larger than the sum of its proper divisors (8768656).

10021304 is a wasteful number, since it uses less digits than its factorization.

10021304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252669 (or 1252665 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10021304 is about 3165.6443261996. The cubic root of 10021304 is about 215.5963540745.

Adding to 10021304 its reverse (40312001), we get a palindrome (50333305).

The spelling of 10021304 in words is "ten million, twenty-one thousand, three hundred four".