988634822 has 8 divisors (see below), whose sum is σ = 1694802576. Its totient is φ = 423700632.

The previous prime is 988634749. The next prime is 988634827. The reversal of 988634822 is 228436889.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×988634822² = 1954797622541943368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988634827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35308373 + ... + 35308400.

It is an arithmetic number, because the mean of its divisors is an integer number (211850322).

Almost surely, 2^988634822 is an apocalyptic number.

988634822 is a deficient number, since it is larger than the sum of its proper divisors (706167754).

988634822 is a wasteful number, since it uses less digits than its factorization.

988634822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70616782.

The product of its digits is 1327104, while the sum is 50.

The square root of 988634822 is about 31442.5638585660. The cubic root of 988634822 is about 996.1971641041.

The spelling of 988634822 in words is "nine hundred eighty-eight million, six hundred thirty-four thousand, eight hundred twenty-two".