225787134 has 16 divisors (see below), whose sum is σ = 451771920. Its totient is φ = 75229440.

The previous prime is 225787117. The next prime is 225787151. The reversal of 225787134 is 431787522.

It is an interprime number because it is at equal distance from previous prime (225787117) and next prime (225787151).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 225787092 and 225787101.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9582 + ... + 23310.

It is an arithmetic number, because the mean of its divisors is an integer number (28235745).

Almost surely, 2^225787134 is an apocalyptic number.

225787134 is an abundant number, since it is smaller than the sum of its proper divisors (225984786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225787134 is a wasteful number, since it uses less digits than its factorization.

225787134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16475.

The product of its digits is 94080, while the sum is 39.

The square root of 225787134 is about 15026.2148926468. The cubic root of 225787134 is about 608.9286345174.

The spelling of 225787134 in words is "two hundred twenty-five million, seven hundred eighty-seven thousand, one hundred thirty-four".