252603323 has 16 divisors (see below), whose sum is σ = 308712384. Its totient is φ = 201753600.

The previous prime is 252603313. The next prime is 252603343. The reversal of 252603323 is 323306252.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 252603323 - 2¹⁶ = 252537787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252603292 and 252603301.

It is not an unprimeable number, because it can be changed into a prime (252603313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1511 + ... + 22527.

It is an arithmetic number, because the mean of its divisors is an integer number (19294524).

Almost surely, 2^252603323 is an apocalyptic number.

252603323 is a deficient number, since it is larger than the sum of its proper divisors (56109061).

252603323 is a wasteful number, since it uses less digits than its factorization.

252603323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21142.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 252603323 is about 15893.4993944065. The cubic root of 252603323 is about 632.1396327632.

Adding to 252603323 its reverse (323306252), we get a palindrome (575909575).

The spelling of 252603323 in words is "two hundred fifty-two million, six hundred three thousand, three hundred twenty-three".