10233921 has 16 divisors (see below), whose sum is σ = 14047488. Its totient is φ = 6624000.

The previous prime is 10233917. The next prime is 10233947. The reversal of 10233921 is 12933201.

It is a happy number.

It is not a de Polignac number, because 10233921 - 2² = 10233917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10233911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25321 + ... + 25721.

It is an arithmetic number, because the mean of its divisors is an integer number (877968).

Almost surely, 2^10233921 is an apocalyptic number.

It is an amenable number.

10233921 is a deficient number, since it is larger than the sum of its proper divisors (3813567).

10233921 is a wasteful number, since it uses less digits than its factorization.

10233921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 10233921 is about 3199.0500152389. The cubic root of 10233921 is about 217.1104296113.

The spelling of 10233921 in words is "ten million, two hundred thirty-three thousand, nine hundred twenty-one".