53553268 has 12 divisors (see below), whose sum is σ = 94195332. Its totient is φ = 26640320.

The previous prime is 53553217. The next prime is 53553271. The reversal of 53553268 is 86235535.

It can be written as a sum of positive squares in 2 ways, for example, as 52446564 + 1106704 = 7242^2 + 1052^2 .

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 33193 + ... + 34768.

It is an arithmetic number, because the mean of its divisors is an integer number (7849611).

Almost surely, 2^53553268 is an apocalyptic number.

It is an amenable number.

53553268 is a deficient number, since it is larger than the sum of its proper divisors (40642064).

53553268 is a wasteful number, since it uses less digits than its factorization.

53553268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68162 (or 68160 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 53553268 is about 7318.0098387471. The cubic root of 53553268 is about 376.9311180548.

The spelling of 53553268 in words is "fifty-three million, five hundred fifty-three thousand, two hundred sixty-eight".