10665472 has 40 divisors (see below), whose sum is σ = 21924936. Its totient is φ = 5179392.

The previous prime is 10665469. The next prime is 10665497. The reversal of 10665472 is 27456601.

It is a happy number.

It is a super-2 number, since 2×10665472² = 227504585965568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18663 + ... + 19225.

Almost surely, 2^10665472 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 10665472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10962468).

10665472 is an abundant number, since it is smaller than the sum of its proper divisors (11259464).

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

10665472 is an frugal number, since it uses more digits than its factorization.

10665472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 10665472 is about 3265.8034233554. The cubic root of 10665472 is about 220.1202648228.

The spelling of 10665472 in words is "ten million, six hundred sixty-five thousand, four hundred seventy-two".