604864 has 28 divisors (see below), whose sum is σ = 1294384. Its totient is φ = 278784.

The previous prime is 604861. The next prime is 604867. The reversal of 604864 is 468406.

It is an interprime number because it is at equal distance from previous prime (604861) and next prime (604867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469 + ... + 1195.

It is an arithmetic number, because the mean of its divisors is an integer number (46228).

2⁶⁰⁴⁸⁶⁴ is an apocalyptic number.

604864 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 604864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647192).

604864 is an abundant number, since it is smaller than the sum of its proper divisors (689520).

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

604864 is a wasteful number, since it uses less digits than its factorization.

604864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752 (or 742 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 604864 is about 777.7300302804. The cubic root of 604864 is about 84.5705676632.

The spelling of 604864 in words is "six hundred four thousand, eight hundred sixty-four".