548644 has 12 divisors (see below), whose sum is σ = 1010800. Its totient is φ = 259848.

The previous prime is 548629. The next prime is 548657. The reversal of 548644 is 446845.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3534 + ... + 3685.

2⁵⁴⁸⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

548644 is a deficient number, since it is larger than the sum of its proper divisors (462156).

548644 is a wasteful number, since it uses less digits than its factorization.

548644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7242 (or 7240 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 548644 is about 740.7050695115. The cubic root of 548644 is about 81.8647383367.

The spelling of 548644 in words is "five hundred forty-eight thousand, six hundred forty-four".