103338840 has 128 divisors (see below), whose sum is σ = 341521920. Its totient is φ = 25013120.

The previous prime is 103338811. The next prime is 103338871. The reversal of 103338840 is 48833301.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 103338798 and 103338807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159397 + ... + 160043.

It is an arithmetic number, because the mean of its divisors is an integer number (2668140).

Almost surely, 2^103338840 is an apocalyptic number.

103338840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103338840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170760960).

103338840 is an abundant number, since it is smaller than the sum of its proper divisors (238183080).

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

103338840 is a wasteful number, since it uses less digits than its factorization.

103338840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 103338840 is about 10165.5713071130. The cubic root of 103338840 is about 469.2682744021.

The spelling of 103338840 in words is "one hundred three million, three hundred thirty-eight thousand, eight hundred forty".