1003432328 has 32 divisors (see below), whose sum is σ = 1927411200. Its totient is φ = 489522432.

The previous prime is 1003432303. The next prime is 1003432333. The reversal of 1003432328 is 8232343001.

It is a Cunningham number, because it is equal to 31677²-1.

It is a junction number, because it is equal to n+sod(n) for n = 1003432297 and 1003432306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122753 + ... + 130671.

It is an arithmetic number, because the mean of its divisors is an integer number (60231600).

Almost surely, 2^1003432328 is an apocalyptic number.

It is an amenable number.

1003432328 is a deficient number, since it is larger than the sum of its proper divisors (923978872).

1003432328 is a wasteful number, since it uses less digits than its factorization.

1003432328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8309 (or 8305 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1003432328 is about 31676.9999842157. Note that the first 4 decimals coincide. The cubic root of 1003432328 is about 1001.1428028375.

Adding to 1003432328 its reverse (8232343001), we get a palindrome (9235775329).

The spelling of 1003432328 in words is "one billion, three million, four hundred thirty-two thousand, three hundred twenty-eight".