225572554 has 8 divisors (see below), whose sum is σ = 349273728. Its totient is φ = 109147980.

The previous prime is 225572549. The next prime is 225572563. The reversal of 225572554 is 455275522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1819072 + ... + 1819195.

It is an arithmetic number, because the mean of its divisors is an integer number (43659216).

Almost surely, 2^225572554 is an apocalyptic number.

225572554 is a deficient number, since it is larger than the sum of its proper divisors (123701174).

225572554 is a wasteful number, since it uses less digits than its factorization.

225572554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638300.

The product of its digits is 140000, while the sum is 37.

The square root of 225572554 is about 15019.0730073464. The cubic root of 225572554 is about 608.7356720595.

The spelling of 225572554 in words is "two hundred twenty-five million, five hundred seventy-two thousand, five hundred fifty-four".