53760493 has 2 divisors, whose sum is σ = 53760494. Its totient is φ = 53760492.

The previous prime is 53760463. The next prime is 53760503. The reversal of 53760493 is 39406735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33663204 + 20097289 = 5802^2 + 4483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53760493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53760463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26880246 + 26880247.

It is an arithmetic number, because the mean of its divisors is an integer number (26880247).

Almost surely, 2^53760493 is an apocalyptic number.

It is an amenable number.

53760493 is a deficient number, since it is larger than the sum of its proper divisors (1).

53760493 is an equidigital number, since it uses as much as digits as its factorization.

53760493 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 37.

The square root of 53760493 is about 7332.1547310460. The cubic root of 53760493 is about 377.4166721039.

The spelling of 53760493 in words is "fifty-three million, seven hundred sixty thousand, four hundred ninety-three".