988587264 has 288 divisors, whose sum is σ = 3302449920. Its totient is φ = 255983616.

The previous prime is 988587263. The next prime is 988587269. The reversal of 988587264 is 462785889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988587263) 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 31 ways as a sum of consecutive naturals, for example, 2650182 + ... + 2650554.

It is an arithmetic number, because the mean of its divisors is an integer number (11466840).

Almost surely, 2^988587264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 988587264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1651224960).

988587264 is an abundant number, since it is smaller than the sum of its proper divisors (2313862656).

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

988587264 is a wasteful number, since it uses less digits than its factorization.

988587264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 431 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 57.

The square root of 988587264 is about 31441.8075816261. The cubic root of 988587264 is about 996.1811899199.

The spelling of 988587264 in words is "nine hundred eighty-eight million, five hundred eighty-seven thousand, two hundred sixty-four".