988408626 has 8 divisors (see below), whose sum is σ = 1976817264. Its totient is φ = 329469540.

The previous prime is 988408613. The next prime is 988408643. The reversal of 988408626 is 626804889.

It is a happy number.

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

988408626 is an admirable number.

It is a super-2 number, since 2×988408626² = 1953903223902415752, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82367380 + ... + 82367391.

It is an arithmetic number, because the mean of its divisors is an integer number (247102158).

Almost surely, 2^988408626 is an apocalyptic number.

988408626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

988408626 is a wasteful number, since it uses less digits than its factorization.

988408626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164734776.

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 988408626 is about 31438.9666814926. The cubic root of 988408626 is about 996.1211828971.

The spelling of 988408626 in words is "nine hundred eighty-eight million, four hundred eight thousand, six hundred twenty-six".