604040666 has 16 divisors (see below), whose sum is σ = 969387360. Its totient is φ = 281432880.

The previous prime is 604040653. The next prime is 604040669. The reversal of 604040666 is 666040406.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (604040669) 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 7 ways as a sum of consecutive naturals, for example, 127976 + ... + 132611.

It is an arithmetic number, because the mean of its divisors is an integer number (60586710).

Almost surely, 2^604040666 is an apocalyptic number.

604040666 is a deficient number, since it is larger than the sum of its proper divisors (365346694).

604040666 is a wasteful number, since it uses less digits than its factorization.

604040666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260669.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 604040666 is about 24577.2387790004. The cubic root of 604040666 is about 845.3217807432.

The spelling of 604040666 in words is "six hundred four million, forty thousand, six hundred sixty-six".