9955225 has 24 divisors (see below), whose sum is σ = 14235200. Its totient is φ = 6765120.

The previous prime is 9955223. The next prime is 9955241. The reversal of 9955225 is 5225599.

9955225 = T₂₄₆ + T₂₄₇ + ... + T₄₂₀.

It is not a de Polignac number, because 9955225 - 2¹ = 9955223 is a prime.

It is a d-powerful number, because it can be written as 9⁷ + 9⁷ + 5⁴ + 5⁶ + 2¹⁵ + 2¹⁸ + 5⁷ .

It is not an unprimeable number, because it can be changed into a prime (9955223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28351 + ... + 28699.

Almost surely, 2^9955225 is an apocalyptic number.

It is an amenable number.

9955225 is a deficient number, since it is larger than the sum of its proper divisors (4279975).

9955225 is a wasteful number, since it uses less digits than its factorization.

9955225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 524 counting only the distinct ones).

The product of its digits is 40500, while the sum is 37.

The square root of 9955225 is about 3155.1901685952. The cubic root of 9955225 is about 215.1214385159.

The spelling of 9955225 in words is "nine million, nine hundred fifty-five thousand, two hundred twenty-five".