88438 has 8 divisors (see below), whose sum is σ = 151632. Its totient is φ = 37896.

The previous prime is 88427. The next prime is 88463. The reversal of 88438 is 83488.

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

It is a congruent number.

It is an unprimeable number.

88438 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3145 + ... + 3172.

It is an arithmetic number, because the mean of its divisors is an integer number (18954).

2⁸⁸⁴³⁸ is an apocalyptic number.

88438 is a deficient number, since it is larger than the sum of its proper divisors (63194).

88438 is a wasteful number, since it uses less digits than its factorization.

88438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326.

The product of its digits is 6144, while the sum is 31.

The square root of 88438 is about 297.3852719958. The cubic root of 88438 is about 44.5532754180.

Subtracting from 88438 its reverse (83488), we obtain a triangular number (4950 = T₉₉).

The spelling of 88438 in words is "eighty-eight thousand, four hundred thirty-eight".