225450054 has 24 divisors (see below), whose sum is σ = 506567880. Its totient is φ = 75149856.

The previous prime is 225450047. The next prime is 225450091. The reversal of 225450054 is 450054522.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 231459 + ... + 232430.

It is an arithmetic number, because the mean of its divisors is an integer number (21106995).

Almost surely, 2^225450054 is an apocalyptic number.

225450054 is an abundant number, since it is smaller than the sum of its proper divisors (281117826).

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

225450054 is an equidigital number, since it uses as much as digits as its factorization.

225450054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463906 (or 463894 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 225450054 is about 15014.9943056932. The cubic root of 225450054 is about 608.6254582631.

The spelling of 225450054 in words is "two hundred twenty-five million, four hundred fifty thousand, fifty-four".