103439832 has 128 divisors (see below), whose sum is σ = 291548160. Its totient is φ = 30412800.

The previous prime is 103439797. The next prime is 103439867. The reversal of 103439832 is 238934301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (103439797) and next prime (103439867).

It is a junction number, because it is equal to n+sod(n) for n = 103439793 and 103439802.

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, 684957 + ... + 685107.

It is an arithmetic number, because the mean of its divisors is an integer number (2277720).

Almost surely, 2^103439832 is an apocalyptic number.

103439832 is a gapful number since it is divisible by the number (12) 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 103439832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145774080).

103439832 is an abundant number, since it is smaller than the sum of its proper divisors (188108328).

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

103439832 is a wasteful number, since it uses less digits than its factorization.

103439832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 103439832 is about 10170.5374489257. The cubic root of 103439832 is about 469.4210950042.

The spelling of 103439832 in words is "one hundred three million, four hundred thirty-nine thousand, eight hundred thirty-two".