53542 has 8 divisors (see below), whose sum is σ = 84600. Its totient is φ = 25344.

The previous prime is 53527. The next prime is 53549. The reversal of 53542 is 24535.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53549) by changing a digit.

53542 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 667 + ... + 742.

It is an arithmetic number, because the mean of its divisors is an integer number (10575).

2⁵³⁵⁴² is an apocalyptic number.

53542 is a deficient number, since it is larger than the sum of its proper divisors (31058).

53542 is a wasteful number, since it uses less digits than its factorization.

53542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430.

The product of its digits is 600, while the sum is 19.

The square root of 53542 is about 231.3914432299. The cubic root of 53542 is about 37.6904679844.

It can be divided in two parts, 5354 and 2, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 53542 in words is "fifty-three thousand, five hundred forty-two".