986489623 has 8 divisors (see below), whose sum is σ = 1127917440. Its totient is φ = 845187000.

The previous prime is 986489591. The next prime is 986489629. The reversal of 986489623 is 326984689.

It is a happy number.

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

It is not a de Polignac number, because 986489623 - 2⁵ = 986489591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986489629) 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, 13753 + ... + 46498.

It is an arithmetic number, because the mean of its divisors is an integer number (140989680).

Almost surely, 2^986489623 is an apocalyptic number.

986489623 is a deficient number, since it is larger than the sum of its proper divisors (141427817).

986489623 is a wasteful number, since it uses less digits than its factorization.

986489623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62597.

The product of its digits is 4478976, while the sum is 55.

The square root of 986489623 is about 31408.4323550221. The cubic root of 986489623 is about 995.4761062467.

The spelling of 986489623 in words is "nine hundred eighty-six million, four hundred eighty-nine thousand, six hundred twenty-three".