225533983 has 2 divisors, whose sum is σ = 225533984. Its totient is φ = 225533982.

The previous prime is 225533977. The next prime is 225534017. The reversal of 225533983 is 389335522.

It is a happy number.

225533983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225533983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225533963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112766991 + 112766992.

It is an arithmetic number, because the mean of its divisors is an integer number (112766992).

Almost surely, 2^225533983 is an apocalyptic number.

225533983 is a deficient number, since it is larger than the sum of its proper divisors (1).

225533983 is an equidigital number, since it uses as much as digits as its factorization.

225533983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 40.

The square root of 225533983 is about 15017.7888851855. The cubic root of 225533983 is about 608.7009738636.

The spelling of 225533983 in words is "two hundred twenty-five million, five hundred thirty-three thousand, nine hundred eighty-three".