252203723 has 4 divisors (see below), whose sum is σ = 252952440. Its totient is φ = 251455008.

The previous prime is 252203719. The next prime is 252203747. The reversal of 252203723 is 327302252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252203723 - 2² = 252203719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252203692 and 252203701.

It is not an unprimeable number, because it can be changed into a prime (252203713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373853 + ... + 374526.

It is an arithmetic number, because the mean of its divisors is an integer number (63238110).

Almost surely, 2^252203723 is an apocalyptic number.

252203723 is a deficient number, since it is larger than the sum of its proper divisors (748717).

252203723 is an equidigital number, since it uses as much as digits as its factorization.

252203723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748716.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 252203723 is about 15880.9232414240. The cubic root of 252203723 is about 631.8061239356.

Adding to 252203723 its reverse (327302252), we get a palindrome (579505975).

The spelling of 252203723 in words is "two hundred fifty-two million, two hundred three thousand, seven hundred twenty-three".