225064155 has 16 divisors (see below), whose sum is σ = 369836064. Its totient is φ = 116789760.

The previous prime is 225064117. The next prime is 225064163. The reversal of 225064155 is 551460522.

It is not a de Polignac number, because 225064155 - 2⁷ = 225064027 is a prime.

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, 202206 + ... + 203315.

It is an arithmetic number, because the mean of its divisors is an integer number (23114754).

Almost surely, 2^225064155 is an apocalyptic number.

225064155 is a deficient number, since it is larger than the sum of its proper divisors (144771909).

225064155 is a wasteful number, since it uses less digits than its factorization.

225064155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405566.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 225064155 is about 15002.1383475823. The cubic root of 225064155 is about 608.2780020149.

The spelling of 225064155 in words is "two hundred twenty-five million, sixty-four thousand, one hundred fifty-five".