10216817 has 8 divisors (see below), whose sum is σ = 11053224. Its totient is φ = 9387648.

The previous prime is 10216799. The next prime is 10216837. The reversal of 10216817 is 71861201.

10216817 is digitally balanced in base 3, 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 4 ways, for example, as 1401856 + 8814961 = 1184^2 + 2969^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10216817 - 2⁸ = 10216561 is a prime.

It is a super-2 number, since 2×10216817² = 208766699222978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10216837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343 + ... + 4715.

It is an arithmetic number, because the mean of its divisors is an integer number (1381653).

Almost surely, 2^10216817 is an apocalyptic number.

It is an amenable number.

10216817 is a deficient number, since it is larger than the sum of its proper divisors (836407).

10216817 is a wasteful number, since it uses less digits than its factorization.

10216817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3619.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 10216817 is about 3196.3756037112. The cubic root of 10216817 is about 216.9894096072.

The spelling of 10216817 in words is "ten million, two hundred sixteen thousand, eight hundred seventeen".