604689126 has 12 divisors (see below), whose sum is σ = 1209498732. Its totient is φ = 201542964.

The previous prime is 604689119. The next prime is 604689139. The reversal of 604689126 is 621986406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55215 + ... + 65253.

It is an arithmetic number, because the mean of its divisors is an integer number (100791561).

Almost surely, 2^604689126 is an apocalyptic number.

604689126 is an abundant number, since it is smaller than the sum of its proper divisors (604809606).

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

604689126 is an frugal number, since it uses more digits than its factorization.

604689126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20083 (or 10044 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 604689126 is about 24590.4275278003. The cubic root of 604689126 is about 845.6241672954.

Multiplying 604689126 by its product of nonzero digits (124416), we get a square (75233002300416 = 8673696²).

The spelling of 604689126 in words is "six hundred four million, six hundred eighty-nine thousand, one hundred twenty-six".