52640363 has 2 divisors, whose sum is σ = 52640364. Its totient is φ = 52640362.

The previous prime is 52640327. The next prime is 52640389. The reversal of 52640363 is 36304625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52640363 - 2¹⁴ = 52623979 is a prime.

It is not a weakly prime, because it can be changed into another prime (52640303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26320181 + 26320182.

It is an arithmetic number, because the mean of its divisors is an integer number (26320182).

Almost surely, 2^52640363 is an apocalyptic number.

52640363 is a deficient number, since it is larger than the sum of its proper divisors (1).

52640363 is an equidigital number, since it uses as much as digits as its factorization.

52640363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 52640363 is about 7255.3678748910. The cubic root of 52640363 is about 374.7770241851. Note that the first 3 decimals are identical.

Adding to 52640363 its reverse (36304625), we get a palindrome (88944988).

The spelling of 52640363 in words is "fifty-two million, six hundred forty thousand, three hundred sixty-three".