225476511 has 16 divisors (see below), whose sum is σ = 324051840. Its totient is φ = 138630240.

The previous prime is 225476509. The next prime is 225476519. The reversal of 225476511 is 115674522.

It is not a de Polignac number, because 225476511 - 2¹ = 225476509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225476519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61356 + ... + 64926.

It is an arithmetic number, because the mean of its divisors is an integer number (20253240).

Almost surely, 2^225476511 is an apocalyptic number.

225476511 is a deficient number, since it is larger than the sum of its proper divisors (98575329).

225476511 is a wasteful number, since it uses less digits than its factorization.

225476511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5206.

The product of its digits is 16800, while the sum is 33.

The square root of 225476511 is about 15015.8752991625. The cubic root of 225476511 is about 608.6492651235.

The spelling of 225476511 in words is "two hundred twenty-five million, four hundred seventy-six thousand, five hundred eleven".