1000442432 has 28 divisors (see below), whose sum is σ = 2165732016. Its totient is φ = 454746240.

The previous prime is 1000442419. The next prime is 1000442437. The reversal of 1000442432 is 2342440001.

It is not an unprimeable number, because it can be changed into a prime (1000442437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709838 + ... + 711245.

It is an arithmetic number, because the mean of its divisors is an integer number (77347572).

Almost surely, 2^1000442432 is an apocalyptic number.

It is an amenable number.

1000442432 is an abundant number, since it is smaller than the sum of its proper divisors (1165289584).

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

1000442432 is a wasteful number, since it uses less digits than its factorization.

1000442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421106 (or 1421096 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1000442432 is about 31629.7712922493. The cubic root of 1000442432 is about 1000.1474555891.

Adding to 1000442432 its reverse (2342440001), we get a palindrome (3342882433).

The spelling of 1000442432 in words is "one billion, four hundred forty-two thousand, four hundred thirty-two".