1000432 has 20 divisors (see below), whose sum is σ = 2001856. Its totient is φ = 483840.

The previous prime is 1000429. The next prime is 1000453. The reversal of 1000432 is 2340001.

1000432 is an admirable number.

It is an Ulam number.

It is a plaindrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513 + ... + 1504.

2^1000432 is an apocalyptic number.

It is an amenable number.

1000432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1000432 is a wasteful number, since it uses less digits than its factorization.

1000432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056 (or 2050 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1000432 is about 1000.2159766770. The cubic root of 1000432 is about 100.0143979269.

Adding to 1000432 its reverse (2340001), we get a palindrome (3340433).

The spelling of 1000432 in words is "one million, four hundred thirty-two", and thus it is an aban number.