10323521 has 8 divisors (see below), whose sum is σ = 11152680. Its totient is φ = 9499392.

The previous prime is 10323493. The next prime is 10323553. The reversal of 10323521 is 12532301.

It can be written as a sum of positive squares in 4 ways, for example, as 83521 + 10240000 = 289^2 + 3200^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10323521 - 2¹⁰ = 10322497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10323521.

It is not an unprimeable number, because it can be changed into a prime (10323421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3785 + ... + 5913.

It is an arithmetic number, because the mean of its divisors is an integer number (1394085).

Almost surely, 2^10323521 is an apocalyptic number.

It is an amenable number.

10323521 is a deficient number, since it is larger than the sum of its proper divisors (829159).

10323521 is a wasteful number, since it uses less digits than its factorization.

10323521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 10323521 is about 3213.0236538189. The cubic root of 10323521 is about 217.7422043122.

Adding to 10323521 its reverse (12532301), we get a palindrome (22855822).

The spelling of 10323521 in words is "ten million, three hundred twenty-three thousand, five hundred twenty-one".