1042404032 has 28 divisors (see below), whose sum is σ = 2089013856. Its totient is φ = 516038400.

The previous prime is 1042404029. The next prime is 1042404089. The reversal of 1042404032 is 2304042401.

It is a junction number, because it is equal to n+sod(n) for n = 1042403995 and 1042404013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74168 + ... + 87095.

Almost surely, 2^1042404032 is an apocalyptic number.

It is an amenable number.

1042404032 is an abundant number, since it is smaller than the sum of its proper divisors (1046609824).

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

1042404032 is a wasteful number, since it uses less digits than its factorization.

1042404032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161376 (or 161366 counting only the distinct ones).

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

The square root of 1042404032 is about 32286.2824121948. The cubic root of 1042404032 is about 1013.9394657741.

Adding to 1042404032 its reverse (2304042401), we get a palindrome (3346446433).

The spelling of 1042404032 in words is "one billion, forty-two million, four hundred four thousand, thirty-two".