10666601 has 16 divisors (see below), whose sum is σ = 12132288. Its totient is φ = 9292800.

The previous prime is 10666597. The next prime is 10666609.

10666601 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 10666601 - 2² = 10666597 is a prime.

It is a super-2 number, since 2×10666601² = 227552753786402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10666609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30041 + ... + 30393.

It is an arithmetic number, because the mean of its divisors is an integer number (758268).

Almost surely, 2^10666601 is an apocalyptic number.

10666601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10666601 is a deficient number, since it is larger than the sum of its proper divisors (1465687).

10666601 is a wasteful number, since it uses less digits than its factorization.

10666601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 10666601 is about 3265.9762705813. The cubic root of 10666601 is about 220.1280315367.

It can be divided in two parts, 1066 and 6601, that added together give a palindrome (7667).

The spelling of 10666601 in words is "ten million, six hundred sixty-six thousand, six hundred one".