604424661 has 16 divisors (see below), whose sum is σ = 822744960. Its totient is φ = 394585920.

The previous prime is 604424629. The next prime is 604424669. The reversal of 604424661 is 166424406.

It is not a de Polignac number, because 604424661 - 2⁵ = 604424629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604424669) 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 15 ways as a sum of consecutive naturals, for example, 34696 + ... + 49118.

It is an arithmetic number, because the mean of its divisors is an integer number (51421560).

Almost surely, 2^604424661 is an apocalyptic number.

604424661 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

604424661 is a deficient number, since it is larger than the sum of its proper divisors (218320299).

604424661 is a wasteful number, since it uses less digits than its factorization.

604424661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14716.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 604424661 is about 24585.0495423540. The cubic root of 604424661 is about 845.5008694459.

The spelling of 604424661 in words is "six hundred four million, four hundred twenty-four thousand, six hundred sixty-one".