7898442224 has 10 divisors (see below), whose sum is σ = 15303231840. Its totient is φ = 3949221104.

The previous prime is 7898442221. The next prime is 7898442241. The reversal of 7898442224 is 4222448987.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7898442221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246826304 + ... + 246826335.

It is an arithmetic number, because the mean of its divisors is an integer number (1530323184).

Almost surely, 2^7898442224 is an apocalyptic number.

It is an amenable number.

7898442224 is a deficient number, since it is larger than the sum of its proper divisors (7404789616).

7898442224 is a wasteful number, since it uses less digits than its factorization.

7898442224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493652647 (or 493652641 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 50.

The square root of 7898442224 is about 88873.1805664679. The cubic root of 7898442224 is about 1991.5007848337.

The spelling of 7898442224 in words is "seven billion, eight hundred ninety-eight million, four hundred forty-two thousand, two hundred twenty-four".