225545364 has 48 divisors (see below), whose sum is σ = 637909440. Its totient is φ = 68346720.

The previous prime is 225545347. The next prime is 225545417. The reversal of 225545364 is 463545522.

225545364 is a `hidden beast` number, since 2 + 255 + 45 + 364 = 666.

It is a super-3 number, since 3×225545364³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 15 ways as a sum of consecutive naturals, for example, 93739 + ... + 96114.

It is an arithmetic number, because the mean of its divisors is an integer number (13289780).

Almost surely, 2^225545364 is an apocalyptic number.

It is an amenable number.

225545364 is an abundant number, since it is smaller than the sum of its proper divisors (412364076).

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

225545364 is a wasteful number, since it uses less digits than its factorization.

225545364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189877 (or 189869 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 225545364 is about 15018.1677977042. The cubic root of 225545364 is about 608.7112125413.

The spelling of 225545364 in words is "two hundred twenty-five million, five hundred forty-five thousand, three hundred sixty-four".