88538 has 4 divisors (see below), whose sum is σ = 132810. Its totient is φ = 44268.

The previous prime is 88523. The next prime is 88547. The reversal of 88538 is 83588.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49729 + 38809 = 223^2 + 197^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22133 + ... + 22136.

2⁸⁸⁵³⁸ is an apocalyptic number.

88538 is a deficient number, since it is larger than the sum of its proper divisors (44272).

88538 is a wasteful number, since it uses less digits than its factorization.

88538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44271.

The product of its digits is 7680, while the sum is 32.

The square root of 88538 is about 297.5533565598. The cubic root of 88538 is about 44.5700617517.

Subtracting from 88538 its reverse (83588), we obtain a triangular number (4950 = T₉₉).

It can be divided in two parts, 88 and 538, that added together give a palindrome (626).

The spelling of 88538 in words is "eighty-eight thousand, five hundred thirty-eight".