252502306 has 8 divisors (see below), whose sum is σ = 432861120. Its totient is φ = 108215268.

The previous prime is 252502279. The next prime is 252502331. The reversal of 252502306 is 603205252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9017926 + ... + 9017953.

It is an arithmetic number, because the mean of its divisors is an integer number (54107640).

Almost surely, 2^252502306 is an apocalyptic number.

252502306 is a deficient number, since it is larger than the sum of its proper divisors (180358814).

252502306 is a wasteful number, since it uses less digits than its factorization.

252502306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18035888.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 252502306 is about 15890.3211421293. The cubic root of 252502306 is about 632.0553565383.

Adding to 252502306 its reverse (603205252), we get a palindrome (855707558).

It can be divided in two parts, 25250 and 2306, that added together give a square (27556 = 166²).

The spelling of 252502306 in words is "two hundred fifty-two million, five hundred two thousand, three hundred six".