9938342408 has 32 divisors (see below), whose sum is σ = 18791559360. Its totient is φ = 4927391040.

The previous prime is 9938342399. The next prime is 9938342417. The reversal of 9938342408 is 8042438399.

It is an interprime number because it is at equal distance from previous prime (9938342399) and next prime (9938342417).

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, 623903 + ... + 639633.

It is an arithmetic number, because the mean of its divisors is an integer number (587236230).

Almost surely, 2^9938342408 is an apocalyptic number.

It is an amenable number.

9938342408 is a deficient number, since it is larger than the sum of its proper divisors (8853216952).

9938342408 is a wasteful number, since it uses less digits than its factorization.

9938342408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16397 (or 16393 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The square root of 9938342408 is about 99691.2353619916. The cubic root of 9938342408 is about 2149.9976497541.

The spelling of 9938342408 in words is "nine billion, nine hundred thirty-eight million, three hundred forty-two thousand, four hundred eight".