52775269 has 2 divisors, whose sum is σ = 52775270. Its totient is φ = 52775268.

The previous prime is 52775251. The next prime is 52775279. The reversal of 52775269 is 96257725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47087044 + 5688225 = 6862^2 + 2385^2 .

It is a cyclic number.

It is not a de Polignac number, because 52775269 - 2¹¹ = 52773221 is a prime.

It is a super-2 number, since 2×52775269² = 5570458036044722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52775249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26387634 + 26387635.

It is an arithmetic number, because the mean of its divisors is an integer number (26387635).

Almost surely, 2^52775269 is an apocalyptic number.

It is an amenable number.

52775269 is a deficient number, since it is larger than the sum of its proper divisors (1).

52775269 is an equidigital number, since it uses as much as digits as its factorization.

52775269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 43.

The square root of 52775269 is about 7264.6589045873. The cubic root of 52775269 is about 375.0969088802.

The spelling of 52775269 in words is "fifty-two million, seven hundred seventy-five thousand, two hundred sixty-nine".