236305252 has 6 divisors (see below), whose sum is σ = 413534198. Its totient is φ = 118152624.

The previous prime is 236305249. The next prime is 236305259. The reversal of 236305252 is 252503632.

It can be written as a sum of positive squares in only one way, i.e., 231526656 + 4778596 = 15216^2 + 2186^2 .

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 236305252.

It is not an unprimeable number, because it can be changed into a prime (236305259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29538153 + ... + 29538160.

Almost surely, 2^236305252 is an apocalyptic number.

It is an amenable number.

236305252 is a deficient number, since it is larger than the sum of its proper divisors (177228946).

236305252 is a wasteful number, since it uses less digits than its factorization.

236305252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59076317 (or 59076315 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 236305252 is about 15372.2233915592. The cubic root of 236305252 is about 618.2409836498.

Adding to 236305252 its reverse (252503632), we get a palindrome (488808884).

It can be divided in two parts, 23630 and 5252, that added together give a palindrome (28882).

The spelling of 236305252 in words is "two hundred thirty-six million, three hundred five thousand, two hundred fifty-two".