52001617 has 2 divisors, whose sum is σ = 52001618. Its totient is φ = 52001616.

The previous prime is 52001591. The next prime is 52001641. The reversal of 52001617 is 71610025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34562641 + 17438976 = 5879^2 + 4176^2 .

It is a cyclic number.

It is not a de Polignac number, because 52001617 - 2¹¹ = 51999569 is a prime.

It is a super-2 number, since 2×52001617² = 5408336341229378, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52001647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000808 + 26000809.

It is an arithmetic number, because the mean of its divisors is an integer number (26000809).

Almost surely, 2^52001617 is an apocalyptic number.

It is an amenable number.

52001617 is a deficient number, since it is larger than the sum of its proper divisors (1).

52001617 is an equidigital number, since it uses as much as digits as its factorization.

52001617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 52001617 is about 7211.2146688335. The cubic root of 52001617 is about 373.2549845330.

The spelling of 52001617 in words is "fifty-two million, one thousand, six hundred seventeen".