9441390842 has 24 divisors (see below), whose sum is σ = 16002041184. Its totient is φ = 4168102224.

The previous prime is 9441390787. The next prime is 9441390857. The reversal of 9441390842 is 2480931449.

It is a super-2 number, since 2×9441390842² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9441390793 and 9441390802.

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, 599468 + ... + 615015.

It is an arithmetic number, because the mean of its divisors is an integer number (666751716).

Almost surely, 2^9441390842 is an apocalyptic number.

9441390842 is a deficient number, since it is larger than the sum of its proper divisors (6560650342).

9441390842 is a wasteful number, since it uses less digits than its factorization.

9441390842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214534 (or 1214521 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 9441390842 is about 97166.8196556829. The cubic root of 9441390842 is about 2113.5474001286.

The spelling of 9441390842 in words is "nine billion, four hundred forty-one million, three hundred ninety thousand, eight hundred forty-two".