225477456 has 20 divisors (see below), whose sum is σ = 582483552. Its totient is φ = 75159136.

The previous prime is 225477437. The next prime is 225477457. The reversal of 225477456 is 654774522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225477457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2348676 + ... + 2348771.

Almost surely, 2^225477456 is an apocalyptic number.

It is an amenable number.

225477456 is an abundant number, since it is smaller than the sum of its proper divisors (357006096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225477456 is a wasteful number, since it uses less digits than its factorization.

225477456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697458 (or 4697452 counting only the distinct ones).

The product of its digits is 470400, while the sum is 42.

The square root of 225477456 is about 15015.9067658267. The cubic root of 225477456 is about 608.6501154305.

It can be divided in two parts, 22547 and 7456, that added together give a palindrome (30003).

The spelling of 225477456 in words is "two hundred twenty-five million, four hundred seventy-seven thousand, four hundred fifty-six".