53688827 has 2 divisors, whose sum is σ = 53688828. Its totient is φ = 53688826.

The previous prime is 53688823. The next prime is 53688847. The reversal of 53688827 is 72888635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53688827 - 2² = 53688823 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53688823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26844413 + 26844414.

It is an arithmetic number, because the mean of its divisors is an integer number (26844414).

Almost surely, 2^53688827 is an apocalyptic number.

53688827 is a deficient number, since it is larger than the sum of its proper divisors (1).

53688827 is an equidigital number, since it uses as much as digits as its factorization.

53688827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 47.

The square root of 53688827 is about 7327.2659976283. The cubic root of 53688827 is about 377.2488910844.

The spelling of 53688827 in words is "fifty-three million, six hundred eighty-eight thousand, eight hundred twenty-seven".