53642593 has 2 divisors, whose sum is σ = 53642594. Its totient is φ = 53642592.

The previous prime is 53642587. The next prime is 53642627. The reversal of 53642593 is 39524635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52085089 + 1557504 = 7217^2 + 1248^2 .

It is a cyclic number.

It is not a de Polignac number, because 53642593 - 2⁹ = 53642081 is a prime.

It is not a weakly prime, because it can be changed into another prime (53642513) 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, 26821296 + 26821297.

It is an arithmetic number, because the mean of its divisors is an integer number (26821297).

Almost surely, 2^53642593 is an apocalyptic number.

It is an amenable number.

53642593 is a deficient number, since it is larger than the sum of its proper divisors (1).

53642593 is an equidigital number, since it uses as much as digits as its factorization.

53642593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 37.

The square root of 53642593 is about 7324.1103896651. The cubic root of 53642593 is about 377.1405710034.

The spelling of 53642593 in words is "fifty-three million, six hundred forty-two thousand, five hundred ninety-three".