9822945942 has 12 divisors (see below), whose sum is σ = 21283049580. Its totient is φ = 3274315308.

The previous prime is 9822945941. The next prime is 9822946013. The reversal of 9822945942 is 2495492289.

It is a happy number.

It is a super-3 number, since 3×9822945942³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9822945941) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 272859592 + ... + 272859627.

It is an arithmetic number, because the mean of its divisors is an integer number (1773587465).

Almost surely, 2^9822945942 is an apocalyptic number.

9822945942 is an abundant number, since it is smaller than the sum of its proper divisors (11460103638).

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

9822945942 is a wasteful number, since it uses less digits than its factorization.

9822945942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545719227 (or 545719224 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 9822945942 is about 99110.7761144064. The cubic root of 9822945942 is about 2141.6438545625.

The spelling of 9822945942 in words is "nine billion, eight hundred twenty-two million, nine hundred forty-five thousand, nine hundred forty-two".