10664244 has 48 divisors (see below), whose sum is σ = 29108800. Its totient is φ = 3367008.

The previous prime is 10664243. The next prime is 10664267. The reversal of 10664244 is 44246601.

10664244 is a `hidden beast` number, since 10 + 6 + 642 + 4 + 4 = 666.

It is a super-2 number, since 2×10664244² = 227452200183072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10664243) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 547 + ... + 4650.

Almost surely, 2^10664244 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 10664244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14554400).

10664244 is an abundant number, since it is smaller than the sum of its proper divisors (18444556).

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

10664244 is a wasteful number, since it uses less digits than its factorization.

10664244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5229 (or 5221 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 10664244 is about 3265.6154090768. The cubic root of 10664244 is about 220.1118164372. Note that the first 3 decimals are identical.

The spelling of 10664244 in words is "ten million, six hundred sixty-four thousand, two hundred forty-four".