10665242 has 20 divisors (see below), whose sum is σ = 18671466. Its totient is φ = 4568760.

The previous prime is 10665233. The next prime is 10665269. The reversal of 10665242 is 24256601.

10665242 is digitally balanced in base 2, 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 only one way, i.e., 8357881 + 2307361 = 2891^2 + 1519^2 .

It is a super-2 number, since 2×10665242² = 227494773837128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3692 + ... + 5912.

Almost surely, 2^10665242 is an apocalyptic number.

10665242 is a deficient number, since it is larger than the sum of its proper divisors (8006224).

10665242 is an frugal number, since it uses more digits than its factorization.

10665242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251 (or 2230 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 10665242 is about 3265.7682097785. The cubic root of 10665242 is about 220.1186825198.

The spelling of 10665242 in words is "ten million, six hundred sixty-five thousand, two hundred forty-two".