989674583 has 2 divisors, whose sum is σ = 989674584. Its totient is φ = 989674582.

The previous prime is 989674577. The next prime is 989674589. The reversal of 989674583 is 385476989.

It is a balanced prime because it is at equal distance from previous prime (989674577) and next prime (989674589).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-989674583 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (989674589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494837291 + 494837292.

It is an arithmetic number, because the mean of its divisors is an integer number (494837292).

Almost surely, 2^989674583 is an apocalyptic number.

989674583 is a deficient number, since it is larger than the sum of its proper divisors (1).

989674583 is an equidigital number, since it uses as much as digits as its factorization.

989674583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 59.

The square root of 989674583 is about 31459.0938044948. The cubic root of 989674583 is about 996.5462798829.

The spelling of 989674583 in words is "nine hundred eighty-nine million, six hundred seventy-four thousand, five hundred eighty-three".