9426379998 has 96 divisors (see below), whose sum is σ = 22263789600. Its totient is φ = 2652604416.

The previous prime is 9426379993. The next prime is 9426380017. The reversal of 9426379998 is 8999736249.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9426379993) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8817408 + ... + 8818476.

It is an arithmetic number, because the mean of its divisors is an integer number (231914475).

Almost surely, 2^9426379998 is an apocalyptic number.

9426379998 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9426379998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11131894800).

9426379998 is an abundant number, since it is smaller than the sum of its proper divisors (12837409602).

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

9426379998 is a wasteful number, since it uses less digits than its factorization.

9426379998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514 (or 1507 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 66.

The square root of 9426379998 is about 97089.5462858901. The cubic root of 9426379998 is about 2112.4266980529.

The spelling of 9426379998 in words is "nine billion, four hundred twenty-six million, three hundred seventy-nine thousand, nine hundred ninety-eight".