10665722 has 4 divisors (see below), whose sum is σ = 15998586. Its totient is φ = 5332860.

The previous prime is 10665719. The next prime is 10665727. The reversal of 10665722 is 22756601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10569001 + 96721 = 3251^2 + 311^2 .

It is a super-2 number, since 2×10665722² = 227515251562568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10665727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2666429 + ... + 2666432.

Almost surely, 2^10665722 is an apocalyptic number.

10665722 is a deficient number, since it is larger than the sum of its proper divisors (5332864).

10665722 is an equidigital number, since it uses as much as digits as its factorization.

10665722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332863.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 10665722 is about 3265.8416985518. The cubic root of 10665722 is about 220.1219846915.

The spelling of 10665722 in words is "ten million, six hundred sixty-five thousand, seven hundred twenty-two".