103900038 has 24 divisors (see below), whose sum is σ = 228409944. Its totient is φ = 31484640.

The previous prime is 103900021. The next prime is 103900063. The reversal of 103900038 is 830009301.

It is a junction number, because it is equal to n+sod(n) for n = 103899990 and 103900017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70831 + ... + 72282.

It is an arithmetic number, because the mean of its divisors is an integer number (9517081).

Almost surely, 2^103900038 is an apocalyptic number.

103900038 is an abundant number, since it is smaller than the sum of its proper divisors (124509906).

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

103900038 is a wasteful number, since it uses less digits than its factorization.

103900038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143140 (or 143129 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 103900038 is about 10193.1368086571. The cubic root of 103900038 is about 470.1162199388.

Adding to 103900038 its reverse (830009301), we get a palindrome (933909339).

The spelling of 103900038 in words is "one hundred three million, nine hundred thousand, thirty-eight".