1002442444 has 6 divisors (see below), whose sum is σ = 1754274284. Its totient is φ = 501221220.

The previous prime is 1002442429. The next prime is 1002442457. The reversal of 1002442444 is 4442442001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125305302 + ... + 125305309.

Almost surely, 2^1002442444 is an apocalyptic number.

It is an amenable number.

1002442444 is a deficient number, since it is larger than the sum of its proper divisors (751831840).

1002442444 is a wasteful number, since it uses less digits than its factorization.

1002442444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250610615 (or 250610613 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1002442444 is about 31661.3714800860. The cubic root of 1002442444 is about 1000.8134860610.

Adding to 1002442444 its reverse (4442442001), we get a palindrome (5444884445).

The spelling of 1002442444 in words is "one billion, two million, four hundred forty-two thousand, four hundred forty-four".