608394240 has 308 divisors, whose sum is σ = 2201573064. Its totient is φ = 161243136.

The previous prime is 608394239. The next prime is 608394287. The reversal of 608394240 is 42493806.

It is a happy number.

608394240 is a `hidden beast` number, since 608 + 3 + 9 + 4 + 2 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 608394195 and 608394204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3732399 + ... + 3732561.

Almost surely, 2^608394240 is an apocalyptic number.

608394240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 608394240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100786532).

608394240 is an abundant number, since it is smaller than the sum of its proper divisors (1593178824).

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

608394240 is an equidigital number, since it uses as much as digits as its factorization.

608394240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 608394240 is about 24665.6489880157. The cubic root of 608394240 is about 847.3477837677.

The spelling of 608394240 in words is "six hundred eight million, three hundred ninety-four thousand, two hundred forty".