988564608 has 64 divisors (see below), whose sum is σ = 2917648800. Its totient is φ = 329520384.

The previous prime is 988564607. The next prime is 988564627. The reversal of 988564608 is 806465889.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (988564601) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 139566 + ... + 146477.

Almost surely, 2^988564608 is an apocalyptic number.

It is an amenable number.

988564608 is an abundant number, since it is smaller than the sum of its proper divisors (1929084192).

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

988564608 is a wasteful number, since it uses less digits than its factorization.

988564608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286066 (or 286048 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The square root of 988564608 is about 31441.4472949322. The cubic root of 988564608 is about 996.1735798503.

The spelling of 988564608 in words is "nine hundred eighty-eight million, five hundred sixty-four thousand, six hundred eight".