10508216 has 32 divisors (see below), whose sum is σ = 20898000. Its totient is φ = 4939776.

The previous prime is 10508207. The next prime is 10508221. The reversal of 10508216 is 61280501.

It is a super-2 number, since 2×10508216² = 220845207005312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10508191 and 10508200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38930 + ... + 39198.

Almost surely, 2^10508216 is an apocalyptic number.

It is an amenable number.

10508216 is a deficient number, since it is larger than the sum of its proper divisors (10389784).

10508216 is a wasteful number, since it uses less digits than its factorization.

10508216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551 (or 547 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 10508216 is about 3241.6378576269. The cubic root of 10508216 is about 219.0330565948.

Adding to 10508216 its reverse (61280501), we get a palindrome (71788717).

The spelling of 10508216 in words is "ten million, five hundred eight thousand, two hundred sixteen".