52866469 has 2 divisors, whose sum is σ = 52866470. Its totient is φ = 52866468.

The previous prime is 52866467. The next prime is 52866503. The reversal of 52866469 is 96466825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48135844 + 4730625 = 6938^2 + 2175^2 .

It is a cyclic number.

It is not a de Polignac number, because 52866469 - 2¹ = 52866467 is a prime.

It is a super-2 number, since 2×52866469² = 5589727089055922, which contains 22 as substring.

Together with 52866467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52866467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26433234 + 26433235.

It is an arithmetic number, because the mean of its divisors is an integer number (26433235).

Almost surely, 2^52866469 is an apocalyptic number.

It is an amenable number.

52866469 is a deficient number, since it is larger than the sum of its proper divisors (1).

52866469 is an equidigital number, since it uses as much as digits as its factorization.

52866469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 52866469 is about 7270.9331588181. The cubic root of 52866469 is about 375.3128506297.

It can be divided in two parts, 52866 and 469, that added together give a palindrome (53335).

The spelling of 52866469 in words is "fifty-two million, eight hundred sixty-six thousand, four hundred sixty-nine".