52288403 has 2 divisors, whose sum is σ = 52288404. Its totient is φ = 52288402.

The previous prime is 52288391. The next prime is 52288417. The reversal of 52288403 is 30488225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52288403 - 2⁶ = 52288339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52288403.

It is not a weakly prime, because it can be changed into another prime (52288463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26144201 + 26144202.

It is an arithmetic number, because the mean of its divisors is an integer number (26144202).

Almost surely, 2^52288403 is an apocalyptic number.

52288403 is a deficient number, since it is larger than the sum of its proper divisors (1).

52288403 is an equidigital number, since it uses as much as digits as its factorization.

52288403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 52288403 is about 7231.0720505330. The cubic root of 52288403 is about 373.9398871043.

It can be divided in two parts, 5228 and 8403, that added together give a palindrome (13631).

The spelling of 52288403 in words is "fifty-two million, two hundred eighty-eight thousand, four hundred three".