103918628 has 24 divisors (see below), whose sum is σ = 198708384. Its totient is φ = 47160000.

The previous prime is 103918613. The next prime is 103918631. The reversal of 103918628 is 826819301.

It is a junction number, because it is equal to n+sod(n) for n = 103918591 and 103918600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33128 + ... + 36128.

It is an arithmetic number, because the mean of its divisors is an integer number (8279516).

Almost surely, 2^103918628 is an apocalyptic number.

It is an amenable number.

103918628 is a deficient number, since it is larger than the sum of its proper divisors (94789756).

103918628 is a wasteful number, since it uses less digits than its factorization.

103918628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3803 (or 3801 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 103918628 is about 10194.0486559561. The cubic root of 103918628 is about 470.1442563076.

The spelling of 103918628 in words is "one hundred three million, nine hundred eighteen thousand, six hundred twenty-eight".