604894638 has 8 divisors (see below), whose sum is σ = 1209789288. Its totient is φ = 201631544.

The previous prime is 604894627. The next prime is 604894639. The reversal of 604894638 is 836498406.

It is a sphenic number, since it is the product of 3 distinct primes.

604894638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604894639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50407881 + ... + 50407892.

It is an arithmetic number, because the mean of its divisors is an integer number (151223661).

Almost surely, 2^604894638 is an apocalyptic number.

604894638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

604894638 is a wasteful number, since it uses less digits than its factorization.

604894638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100815778.

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 604894638 is about 24594.6058720200. The cubic root of 604894638 is about 845.7199554849.

The spelling of 604894638 in words is "six hundred four million, eight hundred ninety-four thousand, six hundred thirty-eight".