604946221 has 16 divisors (see below), whose sum is σ = 669746880. Its totient is φ = 541838080.

The previous prime is 604946219. The next prime is 604946239. The reversal of 604946221 is 122649406.

It is a cyclic number.

It is not a de Polignac number, because 604946221 - 2¹ = 604946219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604946201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230565 + ... + 233173.

It is an arithmetic number, because the mean of its divisors is an integer number (41859180).

Almost surely, 2^604946221 is an apocalyptic number.

It is an amenable number.

604946221 is a deficient number, since it is larger than the sum of its proper divisors (64800659).

604946221 is a wasteful number, since it uses less digits than its factorization.

604946221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 604946221 is about 24595.6545145682. The cubic root of 604946221 is about 845.7439946755.

The spelling of 604946221 in words is "six hundred four million, nine hundred forty-six thousand, two hundred twenty-one".