10490216 has 24 divisors (see below), whose sum is σ = 21621810. Its totient is φ = 4767840.

The previous prime is 10490213. The next prime is 10490239. The reversal of 10490216 is 61209401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9897316 + 592900 = 3146^2 + 770^2 .

It is a super-2 number, since 2×10490216² = 220089263453312, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 10490191 and 10490200.

It is not an unprimeable number, because it can be changed into a prime (10490213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4451 + ... + 6386.

Almost surely, 2^10490216 is an apocalyptic number.

It is an amenable number.

10490216 is an abundant number, since it is smaller than the sum of its proper divisors (11131594).

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

10490216 is a wasteful number, since it uses less digits than its factorization.

10490216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10865 (or 10850 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 10490216 is about 3238.8602933748. The cubic root of 10490216 is about 218.9079212305.

Adding to 10490216 its reverse (61209401), we get a palindrome (71699617).

The spelling of 10490216 in words is "ten million, four hundred ninety thousand, two hundred sixteen".