604920 has 48 divisors (see below), whose sum is σ = 1840680. Its totient is φ = 159040.

The previous prime is 604907. The next prime is 604931. The reversal of 604920 is 29406.

604920 = 55² + 56² + ... + 125².

It is a congruent number.

It is an unprimeable number.

604920 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8485 + ... + 8555.

2⁶⁰⁴⁹²⁰ is an apocalyptic number.

604920 is a gapful number since it is divisible by the number (60) 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 604920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (920340).

604920 is an abundant number, since it is smaller than the sum of its proper divisors (1235760).

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

604920 is a wasteful number, since it uses less digits than its factorization.

604920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 604920 is about 777.7660316573. The cubic root of 604920 is about 84.5731775091.

Multiplying 604920 by its sum of digits (21), we get a triangular number (12703320 = T₅₀₄₀).

The spelling of 604920 in words is "six hundred four thousand, nine hundred twenty".