9438617984 has 32 divisors (see below), whose sum is σ = 19122215400. Its totient is φ = 4639316992.

The previous prime is 9438617927. The next prime is 9438617999. The reversal of 9438617984 is 4897168349.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617357 + ... + 632460.

Almost surely, 2^9438617984 is an apocalyptic number.

It is an amenable number.

9438617984 is an abundant number, since it is smaller than the sum of its proper divisors (9683597416).

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

9438617984 is a wasteful number, since it uses less digits than its factorization.

9438617984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249890 (or 1249878 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 59.

The square root of 9438617984 is about 97152.5500643189. The cubic root of 9438617984 is about 2113.3404694358.

The spelling of 9438617984 in words is "nine billion, four hundred thirty-eight million, six hundred seventeen thousand, nine hundred eighty-four".