225231554 has 8 divisors (see below), whose sum is σ = 348745728. Its totient is φ = 108982980.

The previous prime is 225231541. The next prime is 225231557. The reversal of 225231554 is 455132522.

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

It is not an unprimeable number, because it can be changed into a prime (225231557) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1816322 + ... + 1816445.

It is an arithmetic number, because the mean of its divisors is an integer number (43593216).

Almost surely, 2^225231554 is an apocalyptic number.

225231554 is a deficient number, since it is larger than the sum of its proper divisors (123514174).

225231554 is a wasteful number, since it uses less digits than its factorization.

225231554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3632800.

The product of its digits is 12000, while the sum is 29.

The square root of 225231554 is about 15007.7164818636. The cubic root of 225231554 is about 608.4287736832.

The spelling of 225231554 in words is "two hundred twenty-five million, two hundred thirty-one thousand, five hundred fifty-four".