989261360 has 20 divisors (see below), whose sum is σ = 2300032848. Its totient is φ = 395704512.

The previous prime is 989261359. The next prime is 989261401. The reversal of 989261360 is 63162989.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 6182804 + ... + 6182963.

Almost surely, 2^989261360 is an apocalyptic number.

It is an amenable number.

989261360 is an abundant number, since it is smaller than the sum of its proper divisors (1310771488).

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

989261360 is a wasteful number, since it uses less digits than its factorization.

989261360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12365780 (or 12365774 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 989261360 is about 31452.5254947834. The cubic root of 989261360 is about 996.4075631853.

The spelling of 989261360 in words is "nine hundred eighty-nine million, two hundred sixty-one thousand, three hundred sixty".