554904 has 64 divisors (see below), whose sum is σ = 1766400. Its totient is φ = 158112.

The previous prime is 554899. The next prime is 554923. The reversal of 554904 is 409455.

554904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 554904.

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, 1329 + ... + 1695.

It is an arithmetic number, because the mean of its divisors is an integer number (27600).

2⁵⁵⁴⁹⁰⁴ is an apocalyptic number.

554904 is a gapful number since it is divisible by the number (54) 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 554904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (883200).

554904 is an abundant number, since it is smaller than the sum of its proper divisors (1211496).

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

554904 is a wasteful number, since it uses less digits than its factorization.

554904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 554904 is about 744.9187875198. The cubic root of 554904 is about 82.1749190890.

Adding to 554904 its sum of digits (27), we get a triangular number (554931 = T₁₀₅₃).

The spelling of 554904 in words is "five hundred fifty-four thousand, nine hundred four".