10206664 has 64 divisors (see below), whose sum is σ = 22861440. Its totient is φ = 4224000.

The previous prime is 10206659. The next prime is 10206671. The reversal of 10206664 is 46660201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40539 + ... + 40789.

It is an arithmetic number, because the mean of its divisors is an integer number (357210).

Almost surely, 2^10206664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10206664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11430720).

10206664 is an abundant number, since it is smaller than the sum of its proper divisors (12654776).

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

10206664 is a wasteful number, since it uses less digits than its factorization.

10206664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 10206664 is about 3194.7870038549. The cubic root of 10206664 is about 216.9175077727.

Adding to 10206664 its reverse (46660201), we get a palindrome (56866865).

The spelling of 10206664 in words is "ten million, two hundred six thousand, six hundred sixty-four".