9929083940 has 24 divisors (see below), whose sum is σ = 21414620472. Its totient is φ = 3864291840.

The previous prime is 9929083907. The next prime is 9929083979. The reversal of 9929083940 is 493809299.

It can be written as a sum of positive squares in 4 ways, for example, as 4926916864 + 5002167076 = 70192^2 + 70726^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6708101 + ... + 6709580.

It is an arithmetic number, because the mean of its divisors is an integer number (892275853).

Almost surely, 2^9929083940 is an apocalyptic number.

It is an amenable number.

9929083940 is an abundant number, since it is smaller than the sum of its proper divisors (11485536532).

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

9929083940 is a wasteful number, since it uses less digits than its factorization.

9929083940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13417727 (or 13417725 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 53.

The square root of 9929083940 is about 99644.7888251062. The cubic root of 9929083940 is about 2149.3298030065.

The spelling of 9929083940 in words is "nine billion, nine hundred twenty-nine million, eighty-three thousand, nine hundred forty".