225525411 has 32 divisors (see below), whose sum is σ = 349240320. Its totient is φ = 143694432.

The previous prime is 225525409. The next prime is 225525413. The reversal of 225525411 is 114525522.

225525411 is a `hidden beast` number, since 225 + 5 + 25 + 411 = 666.

It is an interprime number because it is at equal distance from previous prime (225525409) and next prime (225525413).

It is not a de Polignac number, because 225525411 - 2¹ = 225525409 is a prime.

It is a super-2 number, since 2×225525411² = 101723422013437842, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (225525413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52501 + ... + 56633.

It is an arithmetic number, because the mean of its divisors is an integer number (10913760).

Almost surely, 2^225525411 is an apocalyptic number.

225525411 is a deficient number, since it is larger than the sum of its proper divisors (123714909).

225525411 is a wasteful number, since it uses less digits than its factorization.

225525411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4232 (or 4226 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 225525411 is about 15017.5034875974. The cubic root of 225525411 is about 608.6932620164.

The spelling of 225525411 in words is "two hundred twenty-five million, five hundred twenty-five thousand, four hundred eleven".