53418 has 16 divisors (see below), whose sum is σ = 110880. Its totient is φ = 17136.

The previous prime is 53411. The next prime is 53419. The reversal of 53418 is 81435.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 53394 and 53403.

It is not an unprimeable number, because it can be changed into a prime (53411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21 + ... + 327.

It is an arithmetic number, because the mean of its divisors is an integer number (6930).

2⁵³⁴¹⁸ is an apocalyptic number.

53418 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

53418 is an abundant number, since it is smaller than the sum of its proper divisors (57462).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55440).

53418 is a wasteful number, since it uses less digits than its factorization.

53418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341.

The product of its digits is 480, while the sum is 21.

The square root of 53418 is about 231.1233436934. The cubic root of 53418 is about 37.6613492202.

The spelling of 53418 in words is "fifty-three thousand, four hundred eighteen".