225084582 has 56 divisors (see below), whose sum is σ = 508848336. Its totient is φ = 74637936.

The previous prime is 225084577. The next prime is 225084599. The reversal of 225084582 is 285480522.

225084582 is a `hidden beast` number, since 22 + 50 + 8 + 4 + 582 = 666.

It is a super-2 number, since 2×225084582² = 101326138108229448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 27 ways as a sum of consecutive naturals, for example, 461943 + ... + 462429.

Almost surely, 2^225084582 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225084582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254424168).

225084582 is an abundant number, since it is smaller than the sum of its proper divisors (283763754).

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

225084582 is an equidigital number, since it uses as much as digits as its factorization.

225084582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 225084582 is about 15002.8191350826. The cubic root of 225084582 is about 608.2964040550.

The spelling of 225084582 in words is "two hundred twenty-five million, eighty-four thousand, five hundred eighty-two".