980684489 has 8 divisors (see below), whose sum is σ = 998900640. Its totient is φ = 962521600.

The previous prime is 980684477. The next prime is 980684533. The reversal of 980684489 is 984486089.

980684489 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 cyclic number.

It is not a de Polignac number, because 980684489 - 2⁸ = 980684233 is a prime.

It is a super-2 number, since 2×980684489² = 1923484133930382242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980684459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24854 + ... + 50784.

It is an arithmetic number, because the mean of its divisors is an integer number (124862580).

Almost surely, 2^980684489 is an apocalyptic number.

It is an amenable number.

980684489 is a deficient number, since it is larger than the sum of its proper divisors (18216151).

980684489 is a wasteful number, since it uses less digits than its factorization.

980684489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26631.

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

The square root of 980684489 is about 31315.8823762001. The cubic root of 980684489 is about 993.5195913535.

The spelling of 980684489 in words is "nine hundred eighty million, six hundred eighty-four thousand, four hundred eighty-nine".