10890216 has 24 divisors (see below), whose sum is σ = 29494530. Its totient is φ = 3630048.

The previous prime is 10890199. The next prime is 10890221. The reversal of 10890216 is 61209801.

10890216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7452900 + 3437316 = 2730^2 + 1854^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10890216.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75555 + ... + 75698.

Almost surely, 2^10890216 is an apocalyptic number.

It is an amenable number.

10890216 is an abundant number, since it is smaller than the sum of its proper divisors (18604314).

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

10890216 is a wasteful number, since it uses less digits than its factorization.

10890216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151265 (or 151258 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 10890216 is about 3300.0327271104. The cubic root of 10890216 is about 221.6556629232.

The spelling of 10890216 in words is "ten million, eight hundred ninety thousand, two hundred sixteen".