988629842 has 8 divisors (see below), whose sum is σ = 1508079600. Its totient is φ = 485936644.

The previous prime is 988629841. The next prime is 988629847. The reversal of 988629842 is 248926889.

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

It is not an unprimeable number, because it can be changed into a prime (988629841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4188992 + ... + 4189227.

It is an arithmetic number, because the mean of its divisors is an integer number (188509950).

Almost surely, 2^988629842 is an apocalyptic number.

988629842 is a deficient number, since it is larger than the sum of its proper divisors (519449758).

988629842 is a wasteful number, since it uses less digits than its factorization.

988629842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8378280.

The product of its digits is 3981312, while the sum is 56.

The square root of 988629842 is about 31442.4846664509. The cubic root of 988629842 is about 996.1954914035.

The spelling of 988629842 in words is "nine hundred eighty-eight million, six hundred twenty-nine thousand, eight hundred forty-two".