225571038 has 32 divisors (see below), whose sum is σ = 562464000. Its totient is φ = 58589760.

The previous prime is 225570997. The next prime is 225571039. The reversal of 225571038 is 830175522.

225571038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225571039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243663 + ... + 244586.

It is an arithmetic number, because the mean of its divisors is an integer number (17577000).

Almost surely, 2^225571038 is an apocalyptic number.

225571038 is an abundant number, since it is smaller than the sum of its proper divisors (336892962).

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

225571038 is a wasteful number, since it uses less digits than its factorization.

225571038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488272.

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

The square root of 225571038 is about 15019.0225381015. The cubic root of 225571038 is about 608.7343083514.

The spelling of 225571038 in words is "two hundred twenty-five million, five hundred seventy-one thousand, thirty-eight".