1442233432 has 8 divisors (see below), whose sum is σ = 2704187700. Its totient is φ = 721116712.

The previous prime is 1442233427. The next prime is 1442233447. The reversal of 1442233432 is 2343322441.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1442233432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90139582 + ... + 90139597.

Almost surely, 2^1442233432 is an apocalyptic number.

It is an amenable number.

1442233432 is a deficient number, since it is larger than the sum of its proper divisors (1261954268).

1442233432 is a wasteful number, since it uses less digits than its factorization.

1442233432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180279185 (or 180279181 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 1442233432 is about 37976.7485706715. The cubic root of 1442233432 is about 1129.8267497460.

Adding to 1442233432 its reverse (2343322441), we get a palindrome (3785555873).

The spelling of 1442233432 in words is "one billion, four hundred forty-two million, two hundred thirty-three thousand, four hundred thirty-two".