225054555 has 24 divisors (see below), whose sum is σ = 395801616. Its totient is φ = 109116480.

The previous prime is 225054553. The next prime is 225054581. The reversal of 225054555 is 555450522.

It is not a de Polignac number, because 225054555 - 2¹ = 225054553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (225054553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60184 + ... + 63813.

It is an arithmetic number, because the mean of its divisors is an integer number (16491734).

Almost surely, 2^225054555 is an apocalyptic number.

225054555 is a deficient number, since it is larger than the sum of its proper divisors (170747061).

225054555 is a wasteful number, since it uses less digits than its factorization.

225054555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124027 (or 124016 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

The square root of 225054555 is about 15001.8183897820. The cubic root of 225054555 is about 608.2693532930.

The spelling of 225054555 in words is "two hundred twenty-five million, fifty-four thousand, five hundred fifty-five".