1042340432 has 40 divisors (see below), whose sum is σ = 2357158656. Its totient is φ = 437210496.

The previous prime is 1042340389. The next prime is 1042340441. The reversal of 1042340432 is 2340432401.

It is a junction number, because it is equal to n+sod(n) for n = 1042340398 and 1042340407.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 93743 + ... + 104270.

Almost surely, 2^1042340432 is an apocalyptic number.

It is an amenable number.

1042340432 is an abundant number, since it is smaller than the sum of its proper divisors (1314818224).

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

1042340432 is a wasteful number, since it uses less digits than its factorization.

1042340432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198075 (or 198069 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1042340432 is about 32285.2974587505. The cubic root of 1042340432 is about 1013.9188442557.

Adding to 1042340432 its reverse (2340432401), we get a palindrome (3382772833).

The spelling of 1042340432 in words is "one billion, forty-two million, three hundred forty thousand, four hundred thirty-two".