1442331232 has 12 divisors (see below), whose sum is σ = 2839589676. Its totient is φ = 721165600.

The previous prime is 1442331229. The next prime is 1442331263. The reversal of 1442331232 is 2321332441.

It is a junction number, because it is equal to n+sod(n) for n = 1442331197 and 1442331206.

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, 22536394 + ... + 22536457.

It is an arithmetic number, because the mean of its divisors is an integer number (236632473).

Almost surely, 2^1442331232 is an apocalyptic number.

It is an amenable number.

1442331232 is a deficient number, since it is larger than the sum of its proper divisors (1397258444).

1442331232 is an equidigital number, since it uses as much as digits as its factorization.

1442331232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45072861 (or 45072853 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 1442331232 is about 37978.0361788231. The cubic root of 1442331232 is about 1129.8522875811.

Adding to 1442331232 its reverse (2321332441), we get a palindrome (3763663673).

The spelling of 1442331232 in words is "one billion, four hundred forty-two million, three hundred thirty-one thousand, two hundred thirty-two".