52922561 has 2 divisors, whose sum is σ = 52922562. Its totient is φ = 52922560.

The previous prime is 52922537. The next prime is 52922579. The reversal of 52922561 is 16522925.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44622400 + 8300161 = 6680^2 + 2881^2 .

It is a cyclic number.

It is not a de Polignac number, because 52922561 - 2¹⁰ = 52921537 is a prime.

It is not a weakly prime, because it can be changed into another prime (52922861) 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, 26461280 + 26461281.

It is an arithmetic number, because the mean of its divisors is an integer number (26461281).

Almost surely, 2^52922561 is an apocalyptic number.

It is an amenable number.

52922561 is a deficient number, since it is larger than the sum of its proper divisors (1).

52922561 is an equidigital number, since it uses as much as digits as its factorization.

52922561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 32.

The square root of 52922561 is about 7274.7894127597. The cubic root of 52922561 is about 375.4455409576.

The spelling of 52922561 in words is "fifty-two million, nine hundred twenty-two thousand, five hundred sixty-one".