989696340 has 96 divisors (see below), whose sum is σ = 3185280000. Its totient is φ = 254814336.

The previous prime is 989696317. The next prime is 989696341. The reversal of 989696340 is 43696989.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989696341) 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 31 ways as a sum of consecutive naturals, for example, 15940 + ... + 47259.

It is an arithmetic number, because the mean of its divisors is an integer number (33180000).

Almost surely, 2^989696340 is an apocalyptic number.

989696340 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

989696340 is an abundant number, since it is smaller than the sum of its proper divisors (2195583660).

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

989696340 is a wasteful number, since it uses less digits than its factorization.

989696340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63246 (or 63238 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The square root of 989696340 is about 31459.4396008575. The cubic root of 989696340 is about 996.5535825185.

The spelling of 989696340 in words is "nine hundred eighty-nine million, six hundred ninety-six thousand, three hundred forty".