103986728 has 16 divisors (see below), whose sum is σ = 199510080. Its totient is φ = 50784048.

The previous prime is 103986713. The next prime is 103986731. The reversal of 103986728 is 827689301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150800 + ... + 151487.

It is an arithmetic number, because the mean of its divisors is an integer number (12469380).

Almost surely, 2^103986728 is an apocalyptic number.

It is an amenable number.

103986728 is a deficient number, since it is larger than the sum of its proper divisors (95523352).

103986728 is a wasteful number, since it uses less digits than its factorization.

103986728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302336 (or 302332 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 103986728 is about 10197.3882930876. The cubic root of 103986728 is about 470.2469322611.

The spelling of 103986728 in words is "one hundred three million, nine hundred eighty-six thousand, seven hundred twenty-eight".