1442606444 has 6 divisors (see below), whose sum is σ = 2524561284. Its totient is φ = 721303220.

The previous prime is 1442606419. The next prime is 1442606447. The reversal of 1442606444 is 4446062441.

It is a super-2 number, since 2×1442606444² = 4162226704540650272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1442606447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180325802 + ... + 180325809.

It is an arithmetic number, because the mean of its divisors is an integer number (420760214).

Almost surely, 2^1442606444 is an apocalyptic number.

It is an amenable number.

1442606444 is a deficient number, since it is larger than the sum of its proper divisors (1081954840).

1442606444 is a wasteful number, since it uses less digits than its factorization.

1442606444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360651615 (or 360651613 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

The square root of 1442606444 is about 37981.6593107779. The cubic root of 1442606444 is about 1129.9241455856.

Adding to 1442606444 its reverse (4446062441), we get a palindrome (5888668885).

The spelling of 1442606444 in words is "one billion, four hundred forty-two million, six hundred six thousand, four hundred forty-four".