52302251 has 8 divisors (see below), whose sum is σ = 55442880. Its totient is φ = 49168768.

The previous prime is 52302247. The next prime is 52302259. The reversal of 52302251 is 15220325.

52302251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52302251 - 2² = 52302247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52302259) 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 7 ways as a sum of consecutive naturals, for example, 24245 + ... + 26313.

It is an arithmetic number, because the mean of its divisors is an integer number (6930360).

Almost surely, 2^52302251 is an apocalyptic number.

52302251 is a deficient number, since it is larger than the sum of its proper divisors (3140629).

52302251 is a wasteful number, since it uses less digits than its factorization.

52302251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52302251 is about 7232.0295215105. The cubic root of 52302251 is about 373.9728954592.

Adding to 52302251 its reverse (15220325), we get a palindrome (67522576).

The spelling of 52302251 in words is "fifty-two million, three hundred two thousand, two hundred fifty-one".