105607225 has 24 divisors (see below), whose sum is σ = 138602240. Its totient is φ = 79600320.

The previous prime is 105607223. The next prime is 105607277. The reversal of 105607225 is 522706501.

It is not a de Polignac number, because 105607225 - 2¹ = 105607223 is a prime.

It is a super-2 number, since 2×105607225² = 22305771944401250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105607193 and 105607202.

It is not an unprimeable number, because it can be changed into a prime (105607223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105427 + ... + 106423.

Almost surely, 2^105607225 is an apocalyptic number.

It is an amenable number.

105607225 is a deficient number, since it is larger than the sum of its proper divisors (32995015).

105607225 is a wasteful number, since it uses less digits than its factorization.

105607225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 105607225 is about 10276.5375978488. The cubic root of 105607225 is about 472.6770796571.

The spelling of 105607225 in words is "one hundred five million, six hundred seven thousand, two hundred twenty-five".