604423666 has 64 divisors (see below), whose sum is σ = 1166192640. Its totient is φ = 228130560.

The previous prime is 604423663. The next prime is 604423717. The reversal of 604423666 is 666324406.

It is not an unprimeable number, because it can be changed into a prime (604423663) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 817525 + ... + 818263.

It is an arithmetic number, because the mean of its divisors is an integer number (18221760).

Almost surely, 2^604423666 is an apocalyptic number.

604423666 is a deficient number, since it is larger than the sum of its proper divisors (561768974).

604423666 is a wasteful number, since it uses less digits than its factorization.

604423666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919.

The product of its (nonzero) digits is 124416, while the sum is 37.

The square root of 604423666 is about 24585.0293064702. The cubic root of 604423666 is about 845.5004054930.

The spelling of 604423666 in words is "six hundred four million, four hundred twenty-three thousand, six hundred sixty-six".