1042042332 has 12 divisors (see below), whose sum is σ = 2431432136. Its totient is φ = 347347440.

The previous prime is 1042042283. The next prime is 1042042333. The reversal of 1042042332 is 2332402401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1042042299 and 1042042308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042042333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43418419 + ... + 43418442.

Almost surely, 2^1042042332 is an apocalyptic number.

1042042332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042042332 is an abundant number, since it is smaller than the sum of its proper divisors (1389389804).

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

1042042332 is a wasteful number, since it uses less digits than its factorization.

1042042332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86836868 (or 86836866 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1042042332 is about 32280.6804760990. The cubic root of 1042042332 is about 1013.8221778128.

Adding to 1042042332 its reverse (2332402401), we get a palindrome (3374444733).

The spelling of 1042042332 in words is "one billion, forty-two million, forty-two thousand, three hundred thirty-two".