53873568 has 72 divisors (see below), whose sum is σ = 175095648. Its totient is φ = 15391872.

The previous prime is 53873563. The next prime is 53873579. The reversal of 53873568 is 86537835.

53873568 is a `hidden beast` number, since 5 + 3 + 87 + 3 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×53873568² = 5804722658101248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53873563) 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 in 11 ways as a sum of consecutive naturals, for example, 11346 + ... + 15377.

It is an arithmetic number, because the mean of its divisors is an integer number (2431884).

Almost surely, 2^53873568 is an apocalyptic number.

It is an amenable number.

53873568 is an abundant number, since it is smaller than the sum of its proper divisors (121222080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53873568 is a wasteful number, since it uses less digits than its factorization.

53873568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26746 (or 26735 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 53873568 is about 7339.8615790763. The cubic root of 53873568 is about 377.6810949305.

The spelling of 53873568 in words is "fifty-three million, eight hundred seventy-three thousand, five hundred sixty-eight".