913993608 has 64 divisors (see below), whose sum is σ = 2497029120. Its totient is φ = 276488000.

The previous prime is 913993589. The next prime is 913993669. The reversal of 913993608 is 806399319.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 168133 + ... + 173483.

It is an arithmetic number, because the mean of its divisors is an integer number (39016080).

Almost surely, 2^913993608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913993608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1248514560).

913993608 is an abundant number, since it is smaller than the sum of its proper divisors (1583035512).

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

913993608 is a wasteful number, since it uses less digits than its factorization.

913993608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6018 (or 6014 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 913993608 is about 30232.3272011931. The cubic root of 913993608 is about 970.4676272904.

The spelling of 913993608 in words is "nine hundred thirteen million, nine hundred ninety-three thousand, six hundred eight".