225617043 has 16 divisors (see below), whose sum is σ = 305244576. Its totient is φ = 148216320.

The previous prime is 225617033. The next prime is 225617057. The reversal of 225617043 is 340716522.

225617043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225617043 - 2⁴ = 225617027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225617043.

It is not an unprimeable number, because it can be changed into a prime (225617033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59521 + ... + 63197.

It is an arithmetic number, because the mean of its divisors is an integer number (19077786).

Almost surely, 2^225617043 is an apocalyptic number.

225617043 is a deficient number, since it is larger than the sum of its proper divisors (79627533).

225617043 is a wasteful number, since it uses less digits than its factorization.

225617043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 225617043 is about 15020.5540177452. The cubic root of 225617043 is about 608.7756891340.

The spelling of 225617043 in words is "two hundred twenty-five million, six hundred seventeen thousand, forty-three".