52090393 has 2 divisors, whose sum is σ = 52090394. Its totient is φ = 52090392.

The previous prime is 52090387. The next prime is 52090403. The reversal of 52090393 is 39309025.

52090393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36385024 + 15705369 = 6032^2 + 3963^2 .

It is a cyclic number.

It is not a de Polignac number, because 52090393 - 2²⁵ = 18535961 is a prime.

It is equal to p_3118945 and since 52090393 and 3118945 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (52090303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26045196 + 26045197.

It is an arithmetic number, because the mean of its divisors is an integer number (26045197).

Almost surely, 2^52090393 is an apocalyptic number.

It is an amenable number.

52090393 is a deficient number, since it is larger than the sum of its proper divisors (1).

52090393 is an equidigital number, since it uses as much as digits as its factorization.

52090393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 52090393 is about 7217.3674563514. The cubic root of 52090393 is about 373.4672679701.

The spelling of 52090393 in words is "fifty-two million, ninety thousand, three hundred ninety-three".