985623108 has 24 divisors (see below), whose sum is σ = 2355880800. Its totient is φ = 320527680.

The previous prime is 985623103. The next prime is 985623109. The reversal of 985623108 is 801326589.

It is a super-2 number, since 2×985623108² = 1942905822047159328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 985623108.

It is not an unprimeable number, because it can be changed into a prime (985623101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1001158 + ... + 1002141.

It is an arithmetic number, because the mean of its divisors is an integer number (98161700).

Almost surely, 2^985623108 is an apocalyptic number.

It is an amenable number.

985623108 is an abundant number, since it is smaller than the sum of its proper divisors (1370257692).

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

985623108 is a wasteful number, since it uses less digits than its factorization.

985623108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003347 (or 2003345 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 985623108 is about 31394.6350193787. The cubic root of 985623108 is about 995.1845513420.

The spelling of 985623108 in words is "nine hundred eighty-five million, six hundred twenty-three thousand, one hundred eight".