604244664 has 64 divisors (see below), whose sum is σ = 1691750400. Its totient is φ = 199819872.

The previous prime is 604244657. The next prime is 604244671. The reversal of 604244664 is 466442406.

It is a happy number.

604244664 is a `hidden beast` number, since 604 + 2 + 4 + 46 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (604244657) and next prime (604244671).

It is a super-2 number, since 2×604244664² = 730223227944945792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16419 + ... + 38445.

It is an arithmetic number, because the mean of its divisors is an integer number (26433600).

Almost surely, 2^604244664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604244664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (845875200).

604244664 is an abundant number, since it is smaller than the sum of its proper divisors (1087505736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

604244664 is a wasteful number, since it uses less digits than its factorization.

604244664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22169 (or 22159 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The square root of 604244664 is about 24581.3885694035. The cubic root of 604244664 is about 845.4169313698.

The spelling of 604244664 in words is "six hundred four million, two hundred forty-four thousand, six hundred sixty-four".