52663217 has 16 divisors (see below), whose sum is σ = 55910400. Its totient is φ = 49533120.

The previous prime is 52663207. The next prime is 52663243. The reversal of 52663217 is 71236625.

52663217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52663217 - 2¹⁴ = 52646833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52663207) 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 15 ways as a sum of consecutive naturals, for example, 290867 + ... + 291047.

It is an arithmetic number, because the mean of its divisors is an integer number (3494400).

Almost surely, 2^52663217 is an apocalyptic number.

It is an amenable number.

52663217 is a deficient number, since it is larger than the sum of its proper divisors (3247183).

52663217 is a wasteful number, since it uses less digits than its factorization.

52663217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its digits is 15120, while the sum is 32.

The square root of 52663217 is about 7256.9426758105. The cubic root of 52663217 is about 374.8312532620.

The spelling of 52663217 in words is "fifty-two million, six hundred sixty-three thousand, two hundred seventeen".