604804642 has 24 divisors (see below), whose sum is σ = 1021340124. Its totient is φ = 266997984.

The previous prime is 604804639. The next prime is 604804643. The reversal of 604804642 is 246408406.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 579894561 + 24910081 = 24081^2 + 4991^2 .

It is a junction number, because it is equal to n+sod(n) for n = 604804598 and 604804607.

It is not an unprimeable number, because it can be changed into a prime (604804643) 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, 8233 + ... + 35740.

Almost surely, 2^604804642 is an apocalyptic number.

604804642 is a deficient number, since it is larger than the sum of its proper divisors (416535482).

604804642 is a wasteful number, since it uses less digits than its factorization.

604804642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44034 (or 44011 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 604804642 is about 24592.7762157915. The cubic root of 604804642 is about 845.6780114375.

The spelling of 604804642 in words is "six hundred four million, eight hundred four thousand, six hundred forty-two".