53684268 has 24 divisors (see below), whose sum is σ = 136651200. Its totient is φ = 16267920.

The previous prime is 53684263. The next prime is 53684269. The reversal of 53684268 is 86248635.

It is a super-3 number, since 3×53684268³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53684263) 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 7 ways as a sum of consecutive naturals, for example, 203218 + ... + 203481.

It is an arithmetic number, because the mean of its divisors is an integer number (5693800).

Almost surely, 2^53684268 is an apocalyptic number.

It is an amenable number.

53684268 is an abundant number, since it is smaller than the sum of its proper divisors (82966932).

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

53684268 is a wasteful number, since it uses less digits than its factorization.

53684268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406717 (or 406715 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 53684268 is about 7326.9548927232. The cubic root of 53684268 is about 377.2382127212.

The spelling of 53684268 in words is "fifty-three million, six hundred eighty-four thousand, two hundred sixty-eight".