52085417 has 4 divisors (see below), whose sum is σ = 52104276. Its totient is φ = 52066560.

The previous prime is 52085413. The next prime is 52085437. The reversal of 52085417 is 71458025.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45954841 + 6130576 = 6779^2 + 2476^2 .

It is a cyclic number.

It is not a de Polignac number, because 52085417 - 2² = 52085413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52085413) 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, 4388 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (13026069).

Almost surely, 2^52085417 is an apocalyptic number.

It is an amenable number.

52085417 is a deficient number, since it is larger than the sum of its proper divisors (18859).

52085417 is a wasteful number, since it uses less digits than its factorization.

52085417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18858.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 52085417 is about 7217.0227240878. The cubic root of 52085417 is about 373.4553756153.

The spelling of 52085417 in words is "fifty-two million, eighty-five thousand, four hundred seventeen".