1042005444 has 24 divisors (see below), whose sum is σ = 2434040448. Its totient is φ = 346950240.

The previous prime is 1042005439. The next prime is 1042005451. The reversal of 1042005444 is 4445002401.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36727 + ... + 58590.

It is an arithmetic number, because the mean of its divisors is an integer number (101418352).

Almost surely, 2^1042005444 is an apocalyptic number.

It is an amenable number.

1042005444 is an abundant number, since it is smaller than the sum of its proper divisors (1392035004).

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

1042005444 is a wasteful number, since it uses less digits than its factorization.

1042005444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96235 (or 96233 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1042005444 is about 32280.1091076223. The cubic root of 1042005444 is about 1013.8102146668.

Adding to 1042005444 its reverse (4445002401), we get a palindrome (5487007845).

The spelling of 1042005444 in words is "one billion, forty-two million, five thousand, four hundred forty-four".