225542584 has 8 divisors (see below), whose sum is σ = 422892360. Its totient is φ = 112771288.

The previous prime is 225542567. The next prime is 225542609. The reversal of 225542584 is 485245522.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 as a sum of consecutive naturals, namely, 14096404 + ... + 14096419.

It is an arithmetic number, because the mean of its divisors is an integer number (52861545).

Almost surely, 2^225542584 is an apocalyptic number.

It is an amenable number.

225542584 is a deficient number, since it is larger than the sum of its proper divisors (197349776).

225542584 is a wasteful number, since it uses less digits than its factorization.

225542584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28192829 (or 28192825 counting only the distinct ones).

The product of its digits is 128000, while the sum is 37.

The square root of 225542584 is about 15018.0752428532. The cubic root of 225542584 is about 608.7087116045.

The spelling of 225542584 in words is "two hundred twenty-five million, five hundred forty-two thousand, five hundred eighty-four".