989472782 has 8 divisors (see below), whose sum is σ = 1484396400. Its totient is φ = 494673984.

The previous prime is 989472769. The next prime is 989472791. The reversal of 989472782 is 287274989.

989472782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent 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, 7907 + ... + 45182.

It is an arithmetic number, because the mean of its divisors is an integer number (185549550).

Almost surely, 2^989472782 is an apocalyptic number.

989472782 is a deficient number, since it is larger than the sum of its proper divisors (494923618).

989472782 is a wasteful number, since it uses less digits than its factorization.

989472782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62410.

The product of its digits is 4064256, while the sum is 56.

The square root of 989472782 is about 31455.8862853997. The cubic root of 989472782 is about 996.4785412175.

The spelling of 989472782 in words is "nine hundred eighty-nine million, four hundred seventy-two thousand, seven hundred eighty-two".