444417842 has 24 divisors (see below), whose sum is σ = 772534800. Its totient is φ = 190122560.

The previous prime is 444417811. The next prime is 444417863. The reversal of 444417842 is 248714444.

It is a junction number, because it is equal to n+sod(n) for n = 444417796 and 444417805.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28592 + ... + 41307.

It is an arithmetic number, because the mean of its divisors is an integer number (32188950).

Almost surely, 2^444417842 is an apocalyptic number.

444417842 is a deficient number, since it is larger than the sum of its proper divisors (328116958).

444417842 is a wasteful number, since it uses less digits than its factorization.

444417842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69946 (or 69929 counting only the distinct ones).

The product of its digits is 114688, while the sum is 38.

The square root of 444417842 is about 21081.2201259794. The cubic root of 444417842 is about 763.1276019666.

The spelling of 444417842 in words is "four hundred forty-four million, four hundred seventeen thousand, eight hundred forty-two".