985756662 has 256 divisors, whose sum is σ = 2707292160. Its totient is φ = 262310400.

The previous prime is 985756643. The next prime is 985756663. The reversal of 985756662 is 266657589.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 985756599 and 985756608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985756663) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14712753 + ... + 14712819.

It is an arithmetic number, because the mean of its divisors is an integer number (10575360).

Almost surely, 2^985756662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 985756662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1353646080).

985756662 is an abundant number, since it is smaller than the sum of its proper divisors (1721535498).

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

985756662 is a wasteful number, since it uses less digits than its factorization.

985756662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 178 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 985756662 is about 31396.7619668016. The cubic root of 985756662 is about 995.2294991771.

The spelling of 985756662 in words is "nine hundred eighty-five million, seven hundred fifty-six thousand, six hundred sixty-two".