103928 has 16 divisors (see below), whose sum is σ = 212760. Its totient is φ = 47200.

The previous prime is 103919. The next prime is 103951. The reversal of 103928 is 829301.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

103928 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, 503 + ... + 678.

2¹⁰³⁹²⁸ is an apocalyptic number.

It is an amenable number.

103928 is an abundant number, since it is smaller than the sum of its proper divisors (108832).

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

103928 is a wasteful number, since it uses less digits than its factorization.

103928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 103928 is about 322.3786593433. The cubic root of 103928 is about 47.0158389351.

It can be divided in two parts, 1039 and 28, that multiplied together give a palindrome (29092).

The spelling of 103928 in words is "one hundred three thousand, nine hundred twenty-eight".