105601266 has 16 divisors (see below), whose sum is σ = 234669600. Its totient is φ = 35200404.

The previous prime is 105601261. The next prime is 105601273. The reversal of 105601266 is 662106501.

It is a happy number.

It is a super-2 number, since 2×105601266² = 22303254761605512, which contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105601261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977736 + ... + 977843.

It is an arithmetic number, because the mean of its divisors is an integer number (14666850).

Almost surely, 2^105601266 is an apocalyptic number.

105601266 is an abundant number, since it is smaller than the sum of its proper divisors (129068334).

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

105601266 is a wasteful number, since it uses less digits than its factorization.

105601266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955590 (or 1955584 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 105601266 is about 10276.2476614764. The cubic root of 105601266 is about 472.6681890543.

Adding to 105601266 its reverse (662106501), we get a palindrome (767707767).

The spelling of 105601266 in words is "one hundred five million, six hundred one thousand, two hundred sixty-six".