988458432 has 168 divisors, whose sum is σ = 2975219856. Its totient is φ = 287870976.

The previous prime is 988458431. The next prime is 988458439. The reversal of 988458432 is 234854889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988458431) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 900508 + ... + 901604.

It is an arithmetic number, because the mean of its divisors is an integer number (17709642).

Almost surely, 2^988458432 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 988458432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1487609928).

988458432 is an abundant number, since it is smaller than the sum of its proper divisors (1986761424).

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

988458432 is a wasteful number, since it uses less digits than its factorization.

988458432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1134 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The square root of 988458432 is about 31439.7587777006. The cubic root of 988458432 is about 996.1379141616.

The spelling of 988458432 in words is "nine hundred eighty-eight million, four hundred fifty-eight thousand, four hundred thirty-two".