988277456 has 20 divisors (see below), whose sum is σ = 2027422692. Its totient is φ = 465071616.

The previous prime is 988277453. The next prime is 988277491. The reversal of 988277456 is 654772889.

It can be written as a sum of positive squares in 2 ways, for example, as 281568400 + 706709056 = 16780^2 + 26584^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988277453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1816415 + ... + 1816958.

Almost surely, 2^988277456 is an apocalyptic number.

It is an amenable number.

988277456 is an abundant number, since it is smaller than the sum of its proper divisors (1039145236).

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

988277456 is a wasteful number, since it uses less digits than its factorization.

988277456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633398 (or 3633392 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 56.

The square root of 988277456 is about 31436.8805068187. The cubic root of 988277456 is about 996.0771164410.

The spelling of 988277456 in words is "nine hundred eighty-eight million, two hundred seventy-seven thousand, four hundred fifty-six".