604206644 has 12 divisors (see below), whose sum is σ = 1067831268. Its totient is φ = 299112000.

The previous prime is 604206641. The next prime is 604206697. The reversal of 604206644 is 446602406.

It can be written as a sum of positive squares in 2 ways, for example, as 256384144 + 347822500 = 16012^2 + 18650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 604206644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604206641) 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, 747377 + ... + 748184.

It is an arithmetic number, because the mean of its divisors is an integer number (88985939).

Almost surely, 2^604206644 is an apocalyptic number.

It is an amenable number.

604206644 is a deficient number, since it is larger than the sum of its proper divisors (463624624).

604206644 is a wasteful number, since it uses less digits than its factorization.

604206644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495666 (or 1495664 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 604206644 is about 24580.6152079235. The cubic root of 604206644 is about 845.3991993550.

The spelling of 604206644 in words is "six hundred four million, two hundred six thousand, six hundred forty-four".