10021252 has 12 divisors (see below), whose sum is σ = 17559360. Its totient is φ = 5004296.

The previous prime is 10021247. The next prime is 10021259. The reversal of 10021252 is 25212001.

It is not an unprimeable number, because it can be changed into a prime (10021259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5433 + ... + 7039.

It is an arithmetic number, because the mean of its divisors is an integer number (1463280).

Almost surely, 2^10021252 is an apocalyptic number.

It is an amenable number.

10021252 is a deficient number, since it is larger than the sum of its proper divisors (7538108).

10021252 is a wasteful number, since it uses less digits than its factorization.

10021252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170 (or 3168 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 10021252 is about 3165.6361130111. The cubic root of 10021252 is about 215.5959811680.

Adding to 10021252 its reverse (25212001), we get a palindrome (35233253).

The spelling of 10021252 in words is "ten million, twenty-one thousand, two hundred fifty-two".