1042442444 has 24 divisors (see below), whose sum is σ = 1856977920. Its totient is φ = 511894544.

The previous prime is 1042442441. The next prime is 1042442447. The reversal of 1042442444 is 4442442401.

It is an interprime number because it is at equal distance from previous prime (1042442441) and next prime (1042442447).

It is not an unprimeable number, because it can be changed into a prime (1042442441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429017 + ... + 431439.

It is an arithmetic number, because the mean of its divisors is an integer number (77374080).

Almost surely, 2^1042442444 is an apocalyptic number.

It is an amenable number.

1042442444 is a deficient number, since it is larger than the sum of its proper divisors (814535476).

1042442444 is a wasteful number, since it uses less digits than its factorization.

1042442444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309 (or 4307 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

The square root of 1042442444 is about 32286.8772723532. The cubic root of 1042442444 is about 1013.9519199867.

Adding to 1042442444 its reverse (4442442401), we get a palindrome (5484884845).

The spelling of 1042442444 in words is "one billion, forty-two million, four hundred forty-two thousand, four hundred forty-four".