10521282 has 8 divisors (see below), whose sum is σ = 21042576. Its totient is φ = 3507092.

The previous prime is 10521263. The next prime is 10521289. The reversal of 10521282 is 28212501.

It is a happy number.

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

10521282 is an admirable number.

It is a super-2 number, since 2×10521282² = 221394749847048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10521289) 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, 876768 + ... + 876779.

It is an arithmetic number, because the mean of its divisors is an integer number (2630322).

Almost surely, 2^10521282 is an apocalyptic number.

10521282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10521282 is a wasteful number, since it uses less digits than its factorization.

10521282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753552.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 10521282 is about 3243.6525707911. The cubic root of 10521282 is about 219.1238014803.

Adding to 10521282 its reverse (28212501), we get a palindrome (38733783).

The spelling of 10521282 in words is "ten million, five hundred twenty-one thousand, two hundred eighty-two".