52016501 has 4 divisors (see below), whose sum is σ = 54278112. Its totient is φ = 49754892.

The previous prime is 52016477. The next prime is 52016507. The reversal of 52016501 is 10561025.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52016501 - 2¹⁰ = 52015477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52016507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130771 + ... + 1130816.

It is an arithmetic number, because the mean of its divisors is an integer number (13569528).

Almost surely, 2^52016501 is an apocalyptic number.

It is an amenable number.

52016501 is a deficient number, since it is larger than the sum of its proper divisors (2261611).

52016501 is a wasteful number, since it uses less digits than its factorization.

52016501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261610.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 52016501 is about 7212.2465986681. The cubic root of 52016501 is about 373.2905923824.

Adding to 52016501 its reverse (10561025), we get a palindrome (62577526).

The spelling of 52016501 in words is "fifty-two million, sixteen thousand, five hundred one".