608376989 has 6 divisors (see below), whose sum is σ = 668712030. Its totient is φ = 553069880.

The previous prime is 608376961. The next prime is 608376997. The reversal of 608376989 is 989673806.

It can be written as a sum of positive squares in only one way, i.e., 599025625 + 9351364 = 24475^2 + 3058^2 .

It is a de Polignac number, because none of the positive numbers 2^k-608376989 is a prime.

It is a super-2 number, since 2×608376989² = 740245121489412242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (608376929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2513834 + ... + 2514075.

It is an arithmetic number, because the mean of its divisors is an integer number (111452005).

Almost surely, 2^608376989 is an apocalyptic number.

It is an amenable number.

608376989 is a deficient number, since it is larger than the sum of its proper divisors (60335041).

608376989 is a wasteful number, since it uses less digits than its factorization.

608376989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027931 (or 5027920 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 608376989 is about 24665.2992886768. The cubic root of 608376989 is about 847.3397748519.

The spelling of 608376989 in words is "six hundred eight million, three hundred seventy-six thousand, nine hundred eighty-nine".