183752225 has 6 divisors (see below), whose sum is σ = 227852790. Its totient is φ = 147001760.

The previous prime is 183752213. The next prime is 183752227. The reversal of 183752225 is 522257381.

It can be written as a sum of positive squares in 3 ways, for example, as 6436369 + 177315856 = 2537^2 + 13316^2 .

It is not a de Polignac number, because 183752225 - 2⁶ = 183752161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (183752227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3675020 + ... + 3675069.

It is an arithmetic number, because the mean of its divisors is an integer number (37975465).

Almost surely, 2^183752225 is an apocalyptic number.

It is an amenable number.

183752225 is a deficient number, since it is larger than the sum of its proper divisors (44100565).

183752225 is an equidigital number, since it uses as much as digits as its factorization.

183752225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350099 (or 7350094 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 183752225 is about 13555.5237818389. The cubic root of 183752225 is about 568.5179772502.

The spelling of 183752225 in words is "one hundred eighty-three million, seven hundred fifty-two thousand, two hundred twenty-five".