989934910 has 16 divisors (see below), whose sum is σ = 1789877376. Its totient is φ = 394197408.

The previous prime is 989934899. The next prime is 989934929. The reversal of 989934910 is 19439989.

989934910 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×989934910² = 1959942252073416200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219729 + ... + 224188.

It is an arithmetic number, because the mean of its divisors is an integer number (111867336).

Almost surely, 2^989934910 is an apocalyptic number.

989934910 is a deficient number, since it is larger than the sum of its proper divisors (799942466).

989934910 is a wasteful number, since it uses less digits than its factorization.

989934910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444147.

The product of its (nonzero) digits is 629856, while the sum is 52.

The square root of 989934910 is about 31463.2310801036. The cubic root of 989934910 is about 996.6336504066.

The spelling of 989934910 in words is "nine hundred eighty-nine million, nine hundred thirty-four thousand, nine hundred ten".