9051225 has 48 divisors (see below), whose sum is σ = 16427520. Its totient is φ = 4377600.

The previous prime is 9051221. The next prime is 9051253. The reversal of 9051225 is 5221509.

It is not a de Polignac number, because 9051225 - 2² = 9051221 is a prime.

It is a Curzon number.

9051225 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9051195 and 9051204.

It is not an unprimeable number, because it can be changed into a prime (9051221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39411 + ... + 39639.

It is an arithmetic number, because the mean of its divisors is an integer number (342240).

Almost surely, 2^9051225 is an apocalyptic number.

It is an amenable number.

9051225 is a deficient number, since it is larger than the sum of its proper divisors (7376295).

9051225 is a wasteful number, since it uses less digits than its factorization.

9051225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 9051225 is about 3008.5253862981. The cubic root of 9051225 is about 208.4022740728.

It can be divided in two parts, 90 and 51225, that added together give a palindrome (51315).

The spelling of 9051225 in words is "nine million, fifty-one thousand, two hundred twenty-five".