554644 has 6 divisors (see below), whose sum is σ = 970634. Its totient is φ = 277320.

The previous prime is 554641. The next prime is 554663. The reversal of 554644 is 446455.

It can be written as a sum of positive squares in only one way, i.e., 544644 + 10000 = 738^2 + 100^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69327 + ... + 69334.

2⁵⁵⁴⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

554644 is a deficient number, since it is larger than the sum of its proper divisors (415990).

554644 is a wasteful number, since it uses less digits than its factorization.

554644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138665 (or 138663 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 554644 is about 744.7442514045. The cubic root of 554644 is about 82.1620827445.

The spelling of 554644 in words is "five hundred fifty-four thousand, six hundred forty-four".