988781224 has 32 divisors (see below), whose sum is σ = 1939893120. Its totient is φ = 471594816.

The previous prime is 988781221. The next prime is 988781231. The reversal of 988781224 is 422187889.

It is not an unprimeable number, because it can be changed into a prime (988781221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61429 + ... + 75835.

It is an arithmetic number, because the mean of its divisors is an integer number (60621660).

Almost surely, 2^988781224 is an apocalyptic number.

It is an amenable number.

988781224 is a deficient number, since it is larger than the sum of its proper divisors (951111896).

988781224 is a wasteful number, since it uses less digits than its factorization.

988781224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14809 (or 14805 counting only the distinct ones).

The product of its digits is 516096, while the sum is 49.

The square root of 988781224 is about 31444.8918586151. The cubic root of 988781224 is about 996.2463356335.

The spelling of 988781224 in words is "nine hundred eighty-eight million, seven hundred eighty-one thousand, two hundred twenty-four".