53268857 has 2 divisors, whose sum is σ = 53268858. Its totient is φ = 53268856.

The previous prime is 53268847. The next prime is 53268883. The reversal of 53268857 is 75886235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51897616 + 1371241 = 7204^2 + 1171^2 .

It is a cyclic number.

It is not a de Polignac number, because 53268857 - 2⁶ = 53268793 is a prime.

It is a super-2 number, since 2×53268857² = 5675142252172898, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53268827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26634428 + 26634429.

It is an arithmetic number, because the mean of its divisors is an integer number (26634429).

Almost surely, 2^53268857 is an apocalyptic number.

It is an amenable number.

53268857 is a deficient number, since it is larger than the sum of its proper divisors (1).

53268857 is an equidigital number, since it uses as much as digits as its factorization.

53268857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 44.

The square root of 53268857 is about 7298.5517056468. The cubic root of 53268857 is about 376.2626640035.

The spelling of 53268857 in words is "fifty-three million, two hundred sixty-eight thousand, eight hundred fifty-seven".