52273069 has 2 divisors, whose sum is σ = 52273070. Its totient is φ = 52273068.

The previous prime is 52273049. The next prime is 52273087. The reversal of 52273069 is 96037225.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52272900 + 169 = 7230^2 + 13^2 .

It is a cyclic number.

It is not a de Polignac number, because 52273069 - 2¹⁷ = 52141997 is a prime.

It is a super-2 number, since 2×52273069² = 5464947485357522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52273049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26136534 + 26136535.

It is an arithmetic number, because the mean of its divisors is an integer number (26136535).

Almost surely, 2^52273069 is an apocalyptic number.

It is an amenable number.

52273069 is a deficient number, since it is larger than the sum of its proper divisors (1).

52273069 is an equidigital number, since it uses as much as digits as its factorization.

52273069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 52273069 is about 7230.0116874041. The cubic root of 52273069 is about 373.9033298915.

The spelling of 52273069 in words is "fifty-two million, two hundred seventy-three thousand, sixty-nine".