52651717 has 4 divisors (see below), whose sum is σ = 55422880. Its totient is φ = 49880556.

The previous prime is 52651699. The next prime is 52651721. The reversal of 52651717 is 71715625.

It is a happy number.

52651717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52651717 - 2¹¹ = 52649669 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 (52651747) 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 3 ways as a sum of consecutive naturals, for example, 1385553 + ... + 1385590.

It is an arithmetic number, because the mean of its divisors is an integer number (13855720).

Almost surely, 2^52651717 is an apocalyptic number.

It is an amenable number.

52651717 is a deficient number, since it is larger than the sum of its proper divisors (2771163).

52651717 is a wasteful number, since it uses less digits than its factorization.

52651717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771162.

The product of its digits is 14700, while the sum is 34.

The square root of 52651717 is about 7256.1502878593. The cubic root of 52651717 is about 374.8039674671.

The spelling of 52651717 in words is "fifty-two million, six hundred fifty-one thousand, seven hundred seventeen".