604993536 has 240 divisors, whose sum is σ = 2069187120. Its totient is φ = 172523520.

The previous prime is 604993523. The next prime is 604993553. The reversal of 604993536 is 635399406.

It is a happy number.

604993536 is a `hidden beast` number, since 604 + 9 + 9 + 3 + 5 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 604993491 and 604993500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1160956 + ... + 1161476.

It is an arithmetic number, because the mean of its divisors is an integer number (8621613).

Almost surely, 2^604993536 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 604993536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034593560).

604993536 is an abundant number, since it is smaller than the sum of its proper divisors (1464193584).

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

604993536 is an equidigital number, since it uses as much as digits as its factorization.

604993536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The square root of 604993536 is about 24596.6163526612. The cubic root of 604993536 is about 845.7660436514.

The spelling of 604993536 in words is "six hundred four million, nine hundred ninety-three thousand, five hundred thirty-six".