103443432 has 32 divisors (see below), whose sum is σ = 259001280. Its totient is φ = 34428800.

The previous prime is 103443421. The next prime is 103443433. The reversal of 103443432 is 234344301.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (103443433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14932 + ... + 20732.

It is an arithmetic number, because the mean of its divisors is an integer number (8093790).

Almost surely, 2^103443432 is an apocalyptic number.

103443432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103443432 is an abundant number, since it is smaller than the sum of its proper divisors (155557848).

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

103443432 is a wasteful number, since it uses less digits than its factorization.

103443432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553 (or 6549 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 103443432 is about 10170.7144291834. The cubic root of 103443432 is about 469.4265406703.

Adding to 103443432 its reverse (234344301), we get a palindrome (337787733).

The spelling of 103443432 in words is "one hundred three million, four hundred forty-three thousand, four hundred thirty-two".