225328773 has 8 divisors (see below), whose sum is σ = 300528736. Its totient is φ = 150174000.

The previous prime is 225328757. The next prime is 225328781. The reversal of 225328773 is 377823522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225328773 - 2⁴ = 225328757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225328703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883 + ... + 21423.

It is an arithmetic number, because the mean of its divisors is an integer number (37566092).

Almost surely, 2^225328773 is an apocalyptic number.

It is an amenable number.

225328773 is a deficient number, since it is larger than the sum of its proper divisors (75199963).

225328773 is a wasteful number, since it uses less digits than its factorization.

225328773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22595.

The product of its digits is 141120, while the sum is 39.

The square root of 225328773 is about 15010.9550995265. The cubic root of 225328773 is about 608.5163018697.

The spelling of 225328773 in words is "two hundred twenty-five million, three hundred twenty-eight thousand, seven hundred seventy-three".