103403340 has 72 divisors (see below), whose sum is σ = 315740880. Its totient is φ = 27391104.

The previous prime is 103403297. The next prime is 103403369. The reversal of 103403340 is 43304301.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26431 + ... + 30089.

It is an arithmetic number, because the mean of its divisors is an integer number (4385290).

Almost surely, 2^103403340 is an apocalyptic number.

103403340 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 103403340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157870440).

103403340 is an abundant number, since it is smaller than the sum of its proper divisors (212337540).

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

103403340 is a wasteful number, since it uses less digits than its factorization.

103403340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3831 (or 3826 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 103403340 is about 10168.7432851852. The cubic root of 103403340 is about 469.3658869698.

Adding to 103403340 its reverse (43304301), we get a palindrome (146707641).

The spelling of 103403340 in words is "one hundred three million, four hundred three thousand, three hundred forty".