985383508 has 12 divisors (see below), whose sum is σ = 1752690772. Its totient is φ = 484614720.

The previous prime is 985383493. The next prime is 985383517. The reversal of 985383508 is 805383589.

It can be written as a sum of positive squares in 2 ways, for example, as 355775044 + 629608464 = 18862^2 + 25092^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018985 + ... + 2019472.

Almost surely, 2^985383508 is an apocalyptic number.

It is an amenable number.

985383508 is a deficient number, since it is larger than the sum of its proper divisors (767307264).

985383508 is a wasteful number, since it uses less digits than its factorization.

985383508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038522 (or 4038520 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 49.

The square root of 985383508 is about 31390.8188488290. The cubic root of 985383508 is about 995.1039033604.

The spelling of 985383508 in words is "nine hundred eighty-five million, three hundred eighty-three thousand, five hundred eight".