2554533225 has 18 divisors (see below), whose sum is σ = 4575453246. Its totient is φ = 1362417600.

The previous prime is 2554533221. The next prime is 2554533239. The reversal of 2554533225 is 5223354552.

2554533225 is a `hidden beast` number, since 2 + 554 + 53 + 32 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 65221776 + 2489311449 = 8076^2 + 49893^2 .

It is not a de Polignac number, because 2554533225 - 2² = 2554533221 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2554533225.

It is not an unprimeable number, because it can be changed into a prime (2554533221) 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 17 ways as a sum of consecutive naturals, for example, 5676516 + ... + 5676965.

It is an arithmetic number, because the mean of its divisors is an integer number (254191847).

Almost surely, 2^2554533225 is an apocalyptic number.

2554533225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2554533225 is a deficient number, since it is larger than the sum of its proper divisors (2020920021).

2554533225 is a wasteful number, since it uses less digits than its factorization.

2554533225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11353497 (or 11353489 counting only the distinct ones).

The product of its digits is 180000, while the sum is 36.

The square root of 2554533225 is about 50542.3903767916. The cubic root of 2554533225 is about 1367.0063077799.

Adding to 2554533225 its reverse (5223354552), we get a palindrome (7777887777).

The spelling of 2554533225 in words is "two billion, five hundred fifty-four million, five hundred thirty-three thousand, two hundred twenty-five".