52270969 has 2 divisors, whose sum is σ = 52270970. Its totient is φ = 52270968.

The previous prime is 52270943. The next prime is 52270979. The reversal of 52270969 is 96907225.

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., 37982569 + 14288400 = 6163^2 + 3780^2 .

It is a cyclic number.

It is not a de Polignac number, because 52270969 - 2⁹ = 52270457 is a prime.

It is a super-2 number, since 2×52270969² = 5464508400397922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52270979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26135484 + 26135485.

It is an arithmetic number, because the mean of its divisors is an integer number (26135485).

Almost surely, 2^52270969 is an apocalyptic number.

It is an amenable number.

52270969 is a deficient number, since it is larger than the sum of its proper divisors (1).

52270969 is an equidigital number, since it uses as much as digits as its factorization.

52270969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 52270969 is about 7229.8664579645. The cubic root of 52270969 is about 373.8983228038.

The spelling of 52270969 in words is "fifty-two million, two hundred seventy thousand, nine hundred sixty-nine".