608985747 has 12 divisors (see below), whose sum is σ = 931390200. Its totient is φ = 382108608.

The previous prime is 608985683. The next prime is 608985757. The reversal of 608985747 is 747589806.

608985747 is a `hidden beast` number, since 60 + 8 + 9 + 8 + 574 + 7 = 666.

It is not a de Polignac number, because 608985747 - 2⁶ = 608985683 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 608985693 and 608985702.

It is not an unprimeable number, because it can be changed into a prime (608985757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1989997 + ... + 1990302.

It is an arithmetic number, because the mean of its divisors is an integer number (77615850).

Almost surely, 2^608985747 is an apocalyptic number.

608985747 is a deficient number, since it is larger than the sum of its proper divisors (322404453).

608985747 is a wasteful number, since it uses less digits than its factorization.

608985747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980322 (or 3980319 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The square root of 608985747 is about 24677.6365764633. The cubic root of 608985747 is about 847.6223041181.

The spelling of 608985747 in words is "six hundred eight million, nine hundred eighty-five thousand, seven hundred forty-seven".