225204554 has 32 divisors (see below), whose sum is σ = 354715200. Its totient is φ = 107141760.

The previous prime is 225204547. The next prime is 225204563. The reversal of 225204554 is 455402522.

225204554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225204554² = 101434182284677832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983312 + ... + 983540.

It is an arithmetic number, because the mean of its divisors is an integer number (11084850).

Almost surely, 2^225204554 is an apocalyptic number.

225204554 is a deficient number, since it is larger than the sum of its proper divisors (129510646).

225204554 is a wasteful number, since it uses less digits than its factorization.

225204554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518.

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 225204554 is about 15006.8169176545. The cubic root of 225204554 is about 608.4044605810.

The spelling of 225204554 in words is "two hundred twenty-five million, two hundred four thousand, five hundred fifty-four".