548906 has 4 divisors (see below), whose sum is σ = 823362. Its totient is φ = 274452.

The previous prime is 548903. The next prime is 548909. The reversal of 548906 is 609845.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (548903) and next prime (548909).

It can be written as a sum of positive squares in only one way, i.e., 502681 + 46225 = 709^2 + 215^2 .

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (548903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137225 + ... + 137228.

2⁵⁴⁸⁹⁰⁶ is an apocalyptic number.

548906 is a deficient number, since it is larger than the sum of its proper divisors (274456).

548906 is a wasteful number, since it uses less digits than its factorization.

548906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274455.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 548906 is about 740.8819069190. The cubic root of 548906 is about 81.8777675191.

The spelling of 548906 in words is "five hundred forty-eight thousand, nine hundred six".