234549225 has 27 divisors (see below), whose sum is σ = 420515589. Its totient is φ = 124970400.

The previous prime is 234549199. The next prime is 234549229. The reversal of 234549225 is 522945432.

The square root of 234549225 is 15315.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 826281 + 233722944 = 909^2 + 15288^2 .

It is not a de Polignac number, because 234549225 - 2¹¹ = 234547177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234549225.

It is not an unprimeable number, because it can be changed into a prime (234549229) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 229215 + ... + 230235.

Almost surely, 2^234549225 is an apocalyptic number.

234549225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

234549225 is the 15315-th square number.

234549225 is the 7658-th centered octagonal number.

It is an amenable number.

234549225 is a deficient number, since it is larger than the sum of its proper divisors (185966364).

234549225 is an equidigital number, since it uses as much as digits as its factorization.

234549225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058 (or 1029 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The cubic root of 234549225 is about 616.7057543603.

Multiplying 234549225 by its sum of digits (36), we get a square (8443772100 = 91890²).

The spelling of 234549225 in words is "two hundred thirty-four million, five hundred forty-nine thousand, two hundred twenty-five".