52616663 has 8 divisors (see below), whose sum is σ = 59895936. Its totient is φ = 45753400.

The previous prime is 52616659. The next prime is 52616671. The reversal of 52616663 is 36661625.

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

It is not a de Polignac number, because 52616663 - 2² = 52616659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52616693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103733 + ... + 104238.

It is an arithmetic number, because the mean of its divisors is an integer number (7486992).

Almost surely, 2^52616663 is an apocalyptic number.

52616663 is a deficient number, since it is larger than the sum of its proper divisors (7279273).

52616663 is a wasteful number, since it uses less digits than its factorization.

52616663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208005.

The product of its digits is 38880, while the sum is 35.

The square root of 52616663 is about 7253.7344175259. The cubic root of 52616663 is about 374.7207710978.

The spelling of 52616663 in words is "fifty-two million, six hundred sixteen thousand, six hundred sixty-three".