52577969 has 2 divisors, whose sum is σ = 52577970. Its totient is φ = 52577968.

The previous prime is 52577947. The next prime is 52578011. The reversal of 52577969 is 96977525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31528225 + 21049744 = 5615^2 + 4588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52577969 is a prime.

It is a super-3 number, since 3×52577969³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (52577939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26288984 + 26288985.

It is an arithmetic number, because the mean of its divisors is an integer number (26288985).

Almost surely, 2^52577969 is an apocalyptic number.

It is an amenable number.

52577969 is a deficient number, since it is larger than the sum of its proper divisors (1).

52577969 is an equidigital number, since it uses as much as digits as its factorization.

52577969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1190700, while the sum is 50.

The square root of 52577969 is about 7251.0667491066. The cubic root of 52577969 is about 374.6288927180.

The spelling of 52577969 in words is "fifty-two million, five hundred seventy-seven thousand, nine hundred sixty-nine".