455544225 has 72 divisors (see below), whose sum is σ = 848866304. Its totient is φ = 233280000.

The previous prime is 455544217. The next prime is 455544227. The reversal of 455544225 is 522445554.

455544225 is a `hidden beast` number, since 45 + 554 + 42 + 25 = 666.

It is not a de Polignac number, because 455544225 - 2³ = 455544217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 455544225.

It is not an unprimeable number, because it can be changed into a prime (455544227) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1680840 + ... + 1681110.

Almost surely, 2^455544225 is an apocalyptic number.

455544225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

455544225 is a deficient number, since it is larger than the sum of its proper divisors (393322079).

455544225 is a wasteful number, since it uses less digits than its factorization.

455544225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 551 counting only the distinct ones).

The product of its digits is 160000, while the sum is 36.

The square root of 455544225 is about 21343.4820261362. The cubic root of 455544225 is about 769.4437006234.

Adding to 455544225 its reverse (522445554), we get a palindrome (977989779).

The spelling of 455544225 in words is "four hundred fifty-five million, five hundred forty-four thousand, two hundred twenty-five".